1-Methylcyclopropene (1-MCP) 3.3% DP

Item	Specification
Product Name	1-Methylcyclopropene (1-MCP) 3.3% DP Postharvest PGR
Active Ingredient	1-Methylcyclopropene
Common Name	1-MCP
CAS No.	3100-04-7
Molecular Formula	C4H6
Molecular Weight	54.09
Content	3.3%
Formulation Type	DP, Dry Powder
Product Category	Plant Growth Regulator / Postharvest Freshness Management Product
PGR Type	Ethylene action inhibitor / ethylene perception inhibitor
Specification Position	Standard-concentration DP option for routine postharvest freshness programs
Main Function	Ripening delay, senescence delay, firmness retention, storage stability, freshness management
Main Use Direction	Enclosed postharvest treatment programs
Typical Use Sites	Cold storage rooms, shipping containers, ripening chambers, and packing house treatment environments where locally approved
Suitable Commodity Direction	Apples, pears, bananas, mangoes, tomatoes, broccoli, flowers, ornamentals, and other approved ethylene-sensitive commodities
Application Position	Standard 1-MCP DP option for regular ethylene management and fresh produce supply-chain programs
Response Boundary	Response depends on commodity type, variety, maturity stage, ethylene sensitivity, treatment timing, enclosed space condition, temperature, humidity, storage duration, dosage, and approved label directions
Compliance Boundary	Commodity scope, treatment site, dosage, exposure time, room volume, residue requirement, safety requirement, and use restriction must follow local registration and approved label directions
Supply Direction	SunAgro branded product for registration, import, postharvest program review, and distribution cooperation
Document Support	COA, SDS / MSDS, TDS, product specification, sample support, formulation information, batch quality information, safety information, and available registration-related documents
Cooperation Direction	Local registration review, import cooperation, standard postharvest freshness program review, and long-term distribution development

Main Functions

1-MCP 3.3% DP is mainly positioned for standard postharvest freshness-management programs where ethylene-sensitive commodities need controlled storage, shipment, and market presentation.

Standard Freshness Management Programs

1-MCP 3.3% DP is suitable for routine postharvest freshness-management programs where local registration supports use.

It helps local partners build a standard 1-MCP DP option for regular storage, shipment, and market display needs.

Ethylene-Sensitive Commodity Handling

1-MCP 3.3% DP can be reviewed for ethylene-sensitive commodities such as apples, pears, bananas, mangoes, tomatoes, broccoli, flowers, ornamentals, and other approved postharvest programs.

Different commodities do not respond in the same way. Variety, maturity stage, storage condition, treatment timing, and ethylene sensitivity must be reviewed before market planning.

Regular Storage and Shipment Support

This specification can be reviewed for regular cold storage, standard shipping programs, packing house treatment, and retail display support where local registration allows use.

It should not be presented as a higher-content option for intensive long-storage or long-distance shipment programs.

Standard DP Product-Line Option

Within a 1-MCP product line, 3.3% DP can be positioned as the standard dry powder option.

1-MCP 3.46% DP can be positioned as the higher-content DP specification. This helps distributors build a clearer postharvest freshness-management portfolio without repeating the same product story.

Non-Fungicide Boundary

1-MCP 3.3% DP does not directly control postharvest decay pathogens.

If the main problem is storage rot, Penicillium decay, Botrytis, or fruit disease pressure, buyers should review registered postharvest fungicide programs, hygiene systems, cold-chain management, and approved local disease-control solutions.

Ethylene Management and Standard DP Specification Value

1-MCP 3.3% DP works through ethylene response management.

Ethylene Perception Blocking

1-MCP works by blocking ethylene perception in plant tissues.

Ethylene is closely related to ripening, softening, senescence, and quality change in many fresh produce categories. By interfering with ethylene perception, 1-MCP helps slow ethylene-driven postharvest changes where commodity and treatment conditions are suitable.

Why 3.3% DP Has Its Own Specification Position

3.3% DP should not be described as a lower-value version of 3.46% DP.

It is a standard-concentration dry powder specification for routine postharvest freshness programs. The choice between 3.3% DP and 3.46% DP should depend on local registration, treatment method, market positioning, specification preference, and postharvest program requirements.

Routine Fresh Produce Supply-Chain Fit

1-MCP 3.3% DP fits regular fresh produce supply-chain programs where local partners need a standard product for storage, shipment, controlled ripening, and market display.

It should not be over-positioned as the strongest specification for every long-distance or intensive cold-chain scenario.

Response Boundary

1-MCP response is not automatic.

Final performance can vary by commodity type, variety, maturity stage, ethylene sensitivity, treatment timing, sealed-room condition, room volume, temperature, humidity, exposure duration, storage period, and approved local label directions.

Application Areas

1-MCP 3.3% DP is positioned for routine postharvest programs, standard storage-window management, and regular fresh produce distribution where local registration supports use.

Application Direction	3.3% DP Page Positioning
Apples and pears	Standard storage-window and firmness-retention review
Bananas and mangoes	Routine ripening delay and shipment-stability review
Tomatoes	Standard shelf-presentation and ripening-control direction
Broccoli and selected vegetables	Visible aging and senescence-delay review where locally approved
Flowers and ornamentals	Display-life and ethylene-sensitivity review
Cold storage rooms	Standard enclosed treatment program direction
Shipping containers	Regular transport-stability review direction
Ripening chambers	Controlled ripening schedule support where locally approved
Packing house channels	Standard 1-MCP DP specification for postharvest programs
Local distributors	Entry / standard specification for postharvest freshness portfolio
Registration companies	Review direction for local 1-MCP 3.3% DP registration planning

This product should not be promoted for all commodities, all storage systems, or every freshness-management problem.

Final commodity scope, treatment environment, dosage, exposure time, safety requirement, residue requirement, and restrictions must follow approved local label directions.

Suitable Produce and Use Scenarios

Standard Programs for Apples and Pears

Apples and pears are suitable review directions for 1-MCP 3.3% DP where local registration supports use.

This specification can be considered for standard storage-window management, firmness retention, regular storage planning, and market timing programs. Final response may vary by variety, maturity stage, treatment timing, and storage condition.

Routine Ripening Delay for Bananas and Mangoes

Bananas, mangoes, and other ethylene-sensitive fruit can be reviewed where routine ripening delay and shipment stability are important.

This page should not imply intensive long-haul performance for every supply chain. For higher-specification programs, local partners may also review the 3.46% DP option according to registration and market positioning.

Shelf Presentation for Tomatoes and Selected Produce

Tomatoes and selected produce can be reviewed for shelf presentation, ripening control, and visible aging management where local registration supports use.

The content should avoid broad claims for all vegetables or all retail programs.

Display-Life Review for Flowers and Ornamentals

Flowers and ornamentals can be reviewed where ethylene-related senescence affects display life, freshness, and postharvest appearance.

Commodity sensitivity and treatment environment should be reviewed before registration planning or distribution.

Standard Enclosed Treatment Sites

1-MCP 3.3% DP should be reviewed for enclosed treatment environments.

Typical use-site directions include cold storage rooms, shipping containers, ripening chambers, storage facilities, and packing house treatment areas where approved local labels support use.

Application Guidance

1-MCP 3.3% DP must be used according to local registration and approved label directions.

General review points include:

• Use only where locally registered
• Confirm approved commodity before promotion or application
• Confirm whether 3.3% DP or 3.46% DP is more suitable for the target program
• Confirm whether the program is routine storage, regular shipment, or intensive long-storage chain
• Confirm approved use site: cold storage room, shipping container, ripening chamber, or other enclosed treatment area
• Confirm room volume and sealing condition
• Confirm commodity maturity stage before treatment
• Confirm temperature, humidity, airflow, dosage, and exposure time
• Review worker entry and ventilation requirements
• Review food safety and destination-market requirements
• Do not position as a fungicide or bactericide
• Do not promote as a universal shelf-life solution
• Do not promote as suitable for all commodities
• Follow local registration and approved label directions

Final produce scope, target claim, dosage, treatment method, exposure time, enclosed-space requirement, residue requirement, safety requirement, and use restriction must follow local registration and approved label directions.

3.3% DP Standard Dry Powder Specification

1-MCP 3.3% DP is a standard dry powder specification for routine postharvest freshness-management programs.

This formulation should be evaluated by specification fit, dry powder condition, active ingredient consistency, storage stability, sealed packing, and enclosed treatment suitability.

Key specification features include:

• 3.3% active ingredient content
• Standard DP specification
• Dry powder format
• Routine postharvest treatment review
• Enclosed-space treatment suitability
• Powder appearance control
• Active ingredient consistency
• Moisture protection
• Sealed packing
• Dose-unit consistency
• Batch consistency
• Storage stability
• Batch traceability
• Specification comparison with 3.46% DP

For registration review, import cooperation, and distribution planning, 3.3% DP quality should be evaluated through product specification, sample support, formulation information, batch quality confirmation, and storage condition review.

Product Advantages

Standard 3.3% DP Specification

1-MCP 3.3% DP gives local partners a standard dry powder specification for routine postharvest freshness programs.

It should be positioned as a balanced 1-MCP DP option, not as a lower-value product.

Routine Freshness-Management Fit

This product fits regular storage, regular shipment, packing house treatment, and routine fresh produce distribution where local registration supports use.

It should not compete directly with the higher-content 3.46% DP specification for intensive freshness-management positioning.

Ethylene-Sensitive Commodity Direction

1-MCP 3.3% DP has a clear ethylene-management direction.

It can be reviewed for commodities where ripening, softening, senescence, firmness loss, or visible aging affects commercial value after harvest.

Enclosed Treatment Compatibility

This product fits approved enclosed treatment sites such as cold storage rooms, shipping containers, ripening chambers, and packing house treatment areas.

Room sealing, ventilation, exposure time, and safety requirements must follow approved label directions.

Clear Product-Line Separation

3.3% DP can be positioned as the standard specification.

3.46% DP can be positioned as the higher-content specification in the 1-MCP DP product line. This separation helps local partners avoid duplicate product positioning and build a clearer postharvest portfolio.

SunAgro Branded Supply Direction

SunAgro Science supplies this SunAgro branded postharvest PGR for local registration, import, standard freshness program review, and distribution cooperation.

Difference Between 1-MCP 3.3% DP and 1-MCP 3.46% DP

1-MCP 3.3% DP and 1-MCP 3.46% DP contain the same active ingredient and use the same DP dry powder direction. The key difference is specification positioning.

Item	1-MCP 3.3% DP	1-MCP 3.46% DP
Active Ingredient	1-Methylcyclopropene	1-Methylcyclopropene
Content	3.3%	3.46%
Formulation	DP, dry powder	DP, dry powder
Specification Position	Standard-concentration DP option	Higher-content DP option
Program Fit	Routine freshness management and regular storage / shipment programs	Stronger specification demand and intensive freshness-management programs
Focus	Standard DP specification and routine postharvest portfolio	Higher-content DP specification and long-distance supply-chain programs

3.3% DP should focus on standard specification and routine freshness programs. 3.46% DP should focus on higher-content specification and more intensive postharvest program demand.

Storage, Handling, and Use Precautions

1-MCP 3.3% DP should be handled according to local safety documents and approved label directions.

Use and handling review points include:

• Store in a cool, dry, and well-ventilated place
• Keep containers tightly sealed before use
• Avoid moisture exposure
• Avoid direct sunlight and excessive heat
• Protect dry powder condition
• Use only in approved enclosed treatment environments
• Confirm room sealing and ventilation requirements
• Follow worker entry restrictions after treatment
• Keep away from food, feed, drinking water, children, and unauthorized users
• Follow local postharvest treatment and chemical handling regulations

This product should not be promoted as safe for all storage rooms, suitable for any room, easy for all users, or free from ventilation and safety review.

Final produce scope, target claim, dosage, treatment method, exposure time, enclosed-space requirement, residue requirement, safety requirement, and use restriction must follow local registration and approved label directions.

Registration, Document, and Supply Support from SunAgro

SunAgro Science provides 1-MCP 3.3% DP with available documents and supply support for local registration, import, standard postharvest freshness program review, and distribution cooperation.

Available support may include:

• COA
• SDS / MSDS
• TDS
• Product specification
• Sample support
• Formulation information
• Batch quality confirmation
• Safety information
• Postharvest use direction information
• Ethylene management information
• Standard freshness-management program information
• Enclosed treatment review information
• Storage and handling information
• Label information
• Packing information
• Export document coordination
• Available registration-related technical files

This support helps local partners evaluate product feasibility before registration planning, import cooperation, standard postharvest program review, and distribution development.

Stable Supply Behind SunAgro Branded Products

SunAgro branded products are supported by strong formulation production and quality control capability.

Our production system covers liquid formulations including SC, SL, FS, EC, EW, CS, OF, and ULV, and solid formulations including WDG, WSG, WP, TB, DP, and GR.

Annual production capacity reaches 15,000 kiloliters for liquid formulations and 20,000 tons for solid formulations, supporting long-term supply for registered SunAgro products and local distribution cooperation.

FAQ

What is 1-MCP 3.3% DP?

1-MCP 3.3% DP is a standard-concentration postharvest plant growth regulator in dry powder formulation.

It is mainly positioned as an ethylene action inhibitor for routine freshness management, ripening delay, firmness retention, storage stability, and fresh produce distribution programs.

What does 3.3% DP mean?

3.3% refers to the active ingredient content of 1-Methylcyclopropene.

DP means dry powder. This product is a standard dry powder specification for enclosed postharvest treatment programs where locally approved.

How is 1-MCP 3.3% DP different from 1-MCP 3.46% DP?

Both products contain 1-Methylcyclopropene and use DP dry powder formulation.

3.3% DP is positioned as a standard-concentration option for routine freshness management. 3.46% DP is positioned as a higher-content specification for stronger specification demand and more intensive postharvest programs.

Is 1-MCP 3.3% DP a lower-value product?

No. It is a standard-concentration DP specification.

The choice between 3.3% DP and 3.46% DP should depend on local registration, target program, treatment method, specification preference, and market positioning.

When should buyers review 3.3% DP instead of 3.46% DP?

Buyers can review 3.3% DP when the target market needs a standard dry powder specification for routine storage, regular shipment, packing house treatment, and postharvest freshness portfolios.

For higher-content specification demand, 3.46% DP can be reviewed separately.

Is 1-MCP 3.3% DP a fungicide?

No. It is not a fungicide.

It does not directly control postharvest decay pathogens such as Penicillium, Botrytis, or storage rot fungi.

Does 1-MCP 3.3% DP directly control storage rot?

No. 1-MCP manages ethylene response. It does not directly control fungal or bacterial decay.

If the target issue is storage rot or postharvest disease pressure, local partners should review registered fungicide programs, hygiene systems, and cold-chain management.

What produce can be reviewed for this product?

Apples, pears, bananas, mangoes, tomatoes, broccoli, flowers, ornamentals, and other locally approved ethylene-sensitive commodities can be reviewed.

Final commodity scope must follow local registration and approved label directions.

What treatment environment should be reviewed?

Cold storage rooms, shipping containers, ripening chambers, storage facilities, and packing house treatment areas can be reviewed where local registration supports use.

Room volume, sealing condition, ventilation requirement, temperature, humidity, exposure time, and worker safety rules must be checked before use.

Does 1-MCP 3.3% DP guarantee longer shelf life?

No. Response depends on commodity type, variety, maturity stage, ethylene sensitivity, treatment timing, enclosed-space condition, temperature, humidity, exposure duration, storage period, and approved local label directions.

It should not be promoted as a universal shelf-life solution.

What should buyers check before importing this specification?

Buyers should review local registration status, approved commodity scope, treatment environment, dosage, exposure time, room volume, safety requirements, residue rules, formulation quality, specification positioning, sample availability, documents, and supply planning.

Can SunAgro Science support registration review for 1-MCP 3.3% DP?

Yes. SunAgro Science supplies SunAgro branded 1-MCP 3.3% DP for local registration, import, standard postharvest freshness program review, and distribution cooperation.

Available support may include product specifications, sample support, formulation information, standard freshness-management program information, batch quality information, and available registration-related technical files.

Request 1-MCP 3.3% DP Product Details

Looking for a SunAgro branded standard-concentration 1-MCP dry powder product for local registration, import, and distribution?

SunAgro Science supplies 1-Methylcyclopropene (1-MCP) 3.3% DP for partners who need a standard postharvest freshness-management specification for registered ripening delay, senescence delay, firmness retention, routine storage, regular shipment, and fresh produce distribution programs.

Share your target country, commodity category, postharvest treatment environment, registration plan, preferred 1-MCP specification, freshness-management target, safety requirement, and cooperation direction. Our team will help you review product specifications, sample availability, available documents, registration feasibility, specification positioning, enclosed-space use direction, and supply planning.

Contact SunAgro Science to discuss 1-MCP 3.3% DP product cooperation.