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Ammonium Sulfate Caprolactam Grade | ||
Item | Specification | |
Nitrogen | 21% Min | |
S | 24 % Min | |
Fe | 0.007 % Max | |
As | 0.0005 % Max | |
Free Acid | 0.05 % Max | |
Moisture | 1.0 % Max | |
Water Insoluble | 0.02 % Max | |
Ammonium Sulfate Steel Grade | ||
Item | Specification | |
Nitrogen | 20.5 % Min | |
S | 23.5 % Min | |
Fe | -------- | |
As | -------- | |
Free Acid | 0.3 % Max | |
Moisture | 1.5 % Max | |
Water Insoluble | ------- | |


Agricultural use
- Growers apply ammonium sulfate primarily where they need supplemental N and S to meet the nutritional requirement of growing plants. Since ammonium sulfate contains only 21percent N, other fertilizer sources more concentrated and economical to handle and transport often make a better choice for N-deficient fields. However, it provides an excellent source of S, which supports or drives numerous essential plant functions, including protein synthesis.
- Ammonium sulfate-chemical-properties.jpg?v=1Because the N fraction is present in the ammonium form of ammonium sulfate, rice farmers frequently apply it to flooded soils, since nitrate-based fertilizers are a poor choice due to denitrification losses.
- A solution containing dissolved ammonium sulfate is often added to post-emergence herbicide sprays to improve their effectiveness at weed control. This practice of increasing herbicide efficacy with ammonium sulfate works particularly well when the water supply contains significant concentrations of calcium (Ca), magnesium (Mg) or sodium (Na). A high-purity grade of ammonium sulfate often works best for this purpose to avoid plugging spray nozzles.
Non- Agriculture Use
Food companies commonly add ammonium sulfate to bread products as a dough conditioner. It’s also a component in fire extinguisher powder and flame-proofing agents. And it serves many purposes in the chemical, wood pulp, textile and pharmaceutical industries.




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- Excellent customer service and after-sales support
- Years of experience in the fertilizer
- Stringent quality control process.
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Q1.What should we do if we find your goods are not in good performance?
1.Give us detailed report as feedback.
2.Analyze the possibles reasons.
3.Try to find a way to solve the problem.
4.If the problem caused by Newpower itself,we will make compensation according to your actual loss.
Q2. What's your minimum order quantity?
20 Tons.
Q3. What's the payment method?
We only accept T/T payment.But if your order is very big,L/C at sight is available too!
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