3,4-DIMETHYL PYRAZOLE PHOSPHATE (DMPP)
CAS No.:202842-98-6
English Name:DMPP
Molecular Formula: C5H11N2O4P
Molecular Weight: 194.13
Density (20 °C, kg/m3): 440
Melting Point (°C): 168-173°C
Boiling Point (°C): 286
Density (20 °C, kg/m3): 440
Description:Based on top two manufacturers in China;
20+ years supplying history;
No claims;
Good and stable quality; Stable supplying;
SGS testing approved; EMTEK, SRICI tested; ISO:90012/ 2015 certified, AAA Credit certified;
Delivery Time: 15-20 days;
Audit acceptable;
Competitive price;
Bigbags Packing; On pallets; IBC packing;
Testing Item |
Standard |
Content (%) |
97.0 Min. |
Melting Point (℃) |
166 - 170 |
Loss on Dry (%) |
0.5 Max. |
Appearance |
Off White or Yellowish Crystalline Powder |
HS code: 2933199000
CAS No.: 202842-98-6
● Packages:
25kg Paper drum (G.W.: 27.5kgs);
25kgs paper bag (G.W.: 25.3kgs); 8.4T per 1x20’FCL, or 18T per 1x40’ normal FCL
25kgs plastic bag (G.W.: 25.2kgs); 8.4T per 1x20’FCL, or 18T per 1x40’ normal FCL
500kgs plastic bag (G.W.: 503kgs); 8.0T per 1x20’FCL, or 20T per 1x40’ normal FCL


Features
Chemical Name: 3,4-Dimethylpyrazole Phosphate
Abbreviation: DMPP
Appearance: White to off-white crystalline solid
Solubility: Soluble in water (depending on formulation)
Stability: Stable under normal storage conditions
Handling
1. Avoid breathing dust, mist, or vapors.
2. Avoid contact with skin, eyes, and clothing.
3. Use in a well-ventilated area.
4. Wear appropriate PPE: chemical-resistant gloves, safety goggles, and protective clothing.
5. Wash hands thoroughly after handling.
6. Do not eat, drink, or smoke while handling.
7. Prevent release into the environment.
8. Avoid generating dust (for solid formulations).
Storage
1. Store in a cool, dry, well-ventilated place.
2. Keep container tightly closed when not in use.
3. Protect from moisture and direct sunlight.
4. Store away from strong oxidizing agents and incompatible materials.
5. Keep in original packaging or approved containers.
6. Store according to local regulations for agrochemical products.
1. Agriculture – Nitrification Inhibitor
DMPP is primarily used as a nitrification inhibitor, similar in function to NBPT but acting slightly differently in soil chemistry:
Purpose:
Slows down the conversion of ammonium (NH₄⁺) into nitrate (NO₃⁻) by inhibiting Nitrosomonas bacteria.
Maintains nitrogen in the ammonium form longer, making it available for crops over a longer period.
Crop Benefits:
Improves Nitrogen Use Efficiency (NUE) for crops like corn, wheat, rice, vegetables, and fruit trees.
Reduces nitrogen losses through leaching and denitrification.
Can contribute to higher yields with the same nitrogen input.
Environmental Advantages:
Decreases nitrate contamination of groundwater.
Reduces nitrous oxide (N₂O) emissions, a potent greenhouse gas.
2. Fertilizer Formulation
DMPP is commonly blended with ammonium-based fertilizers:
Urea + DMPP or Ammonium Sulfate + DMPP:
Forms a controlled-release fertilizer effect.
Delays nitrification in soil, improving nitrogen availability during critical crop growth periods.
Application Methods:
Banding in soil, broadcast with fertilizer, or fertigation (liquid application).
Compatible with precision agriculture techniques.
3. Industrial and Environmental Impact
DMPP supports sustainable agriculture practices by reducing nitrogen losses.
Helps farmers comply with environmental regulations for nitrate leaching.
Often recommended for high-rainfall regions or soils prone to nitrate leahing.
OUR MARKET
Up till now we’ve developed and supplied to many countries and areas all over the world, with main markets in European countries (Germany, Italy, UK, Spain, Ukraine, Russia, Poland, etc.), USA, South America, Mid East, South-east Asia, Australia, etc. Also seeking more strategic partners and customers under mutual benefits and work through the whole purchasing chain.

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Vietnam
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India
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Belgium
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USA
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Czech Republic
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Mexico
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Colombia
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Singapore
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Ecuador
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Peru
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Russia
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Turkey
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Costa Rica
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Chile
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Indonesia
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Pakistan
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