Ammonium sulfate

Pyrroloquinoline quinone

Ammonium sulfate paramete

Classification: Nitrogen Fertilizer
CAS No.: 7783-20-2
Place of Origin: Shandong, China
Application: Agriculture
Model Number: 7783-20-2
Appearance: White Granular
Melting point: 280 °C
Type: Ammonium Nitrate
Other Names: Ammonium sulfate
EINECS No.: 231-984-1
Release Type: Controlled
Purity: 98%
Brand Name: Lookchemical
Package: 25kg/50kg/1000kg Bag
Molecular weight: 132.14
Density: 1.77 g/mL at 25 °C(lit.)


Index Name Unit Industrial grade Agricultural grade
Nitogen(N) content(bases on dry basis) % ≥ 21.0 20.5
Water content(H2O) % ≤  0.2 1.0
Free acid(H2 SO4) % ≤ 0.05 0.20
Iron (Fe) % ≤ 0.007 -
Arsenic(As) % ≤ 0.00005 -
Heavy metal(bases on Pb) % ≤ 0.005 -
Insoluble substance in water % ≤ 0.05 -


1.Mainly used as fertilizer, suitable for a variety of soils and crops

2.Used as an analytical reagent and also to precipitate proteins

3.Used as welding flux, fabric fireproofing agent, etc

4.Used as fertilizer, also can be used as welding flux, fabric fire retardant, medicine as salting-out agent, osmotic pressure regulator, etc

5.Chemical industry as raw material for hydrogen peroxide, ammonium alum and ammonium chloride production, welding industry as welding flux. The textile industry is used as a fire retardant for fabrics. Electroplating industry as an additive for electroplating bath. Used in agriculture as a nitrogen fertilizer, suitable for general soils and crops. Food grade products used as dough regulator, yeast nutrients.

6.Dough conditioner; Yeast nourishment. It is used as nitrogen source for yeast culture in the production of fresh yeast. The amount is not specified. About 10 per cent (about 0.25 per cent of the amount of wheat flour) of yeast in bread. GB 2760-90 is listed as processing aid.

Product service

1. Certificate Of Analysis (COA)

2. Material Safety Data Sheet (MSDS)

3. Route of synthesis (ROS)

4. Method of Aanlysis (MOA)

5. Nuclear Magnetic Resonance (NMR)

6. Packing pictures and loading video before loading

7. Free Sample

8. Factory audit


Pre-Sales Service

* Prompt reply and 24 hours online, professional team to provide best price and high quality product.

* Sample testing support.

* Every batch of products will be tested to ensureits quality.

*The packing also can be according the customers` requirment.

*Any inquiries will be replied within 24 hours.

*we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

After-Sales Service

*The fact of logistics information monitoring.

* Any questions about the product can be consulted at any time.

*Product has any problem can return.


Q1: Do you accept sample order?
A:  We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
Q2:  What is our advantage?
A : The series of natural extracted product are all self-developed, produced and tested. Mature production technology, strict cost control, and perfect quality assurance system, ensure the product stability and competitive price.
Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q4: Do you supply product report?
A : Yes. We'll give you product analysis report before shipping.
 Q5: Is there a discount?
A :  Different quantity has different discount.
Q6: Can we visit your factory?
A :  Yes. Welcome to visit.
Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.


H302 (44.25%): Harmful if swallowed [Warning Acute toxicity, oral]

H315 (96.33%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (96.33%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H335 (80.2%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

H411 (10.76%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]


Ventilated low temperature dry warehouse, and potassium nitrate, potassium nitrite separate storage


1. ≤50kg, Express delivery recommended, usually called as DDU service;

2. ≤500kg, Air shipping recommended, usually called as FOB, CFR, or CIF service;

3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;

4. For high value products, please select air shipping and express delivery for safe.



Packing can be conducted according to customers' requirements.

Delivery detail

   [Delivery] 5 working days after payment.

Ammonium sulfate picture

Packaging and shipping

Honor Certificate

Professional team