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| Item | Standard | Test result | ||
| Excellent Grade | First-class goods | Qualified products | ||
| Nitrogen Content % ≥ | 21 | 21.0 | 20.5 | 21.1 |
| Moisture %≤ | 0.2 | 0.3 | 1.0 | 0.1 |
| Free acidity(H2SO4) %≤ | 0.03 | 0.05 | 0.20 | 0.03 |
| Fe content %≤ | 0.007 | | | 0.002 |
| Arsenic content % ≤ | 0.00005 | | | 0.00001 |
| Heavy metal % ≤ | 0.005 | | | 0.005 |
| Water-insoluble content %≤ | 0.01 | | | 0.004 |
| Company: | Hebei Shengweilong Commercial & Trade Co., Ltd. |
| Address: | No.297,Donggang Road, Shijiazhuang , Hebei,China. |
| Region: | Shijiazhuang, Hebei, China |
| Contact Person: | Mr. xinmin Du |
| Telephone: | 86-311-85619469 |
Ammonium Sulfate
Sodium Tripolyphosphate
Sodium Tripolyphosphate Specification: Classification: Phosphate ; Type: Sodium Tripolyphosphate ; CAS No.: ...
Ammonium Sulphate
Ammonium Sulphate Specification: Classification: Nitrogen Fertilizer ; CAS No.: 7783-20-2 ; Other Names: ammonium ...
Ethyl Acetate
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Sodium Sulphate
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Sodium Sulphate Anhydrous
Sodium Sulphate Anhydrous Specification: Classification: Sulphate ; Type: Sodium Sulphate ; CAS No.: 7757-82-6 ; ...
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Calcium Nitrate
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