| CAS No.: | 7783-20-2 |
|---|---|
| Formula: | Nh4so4 |
| EINECS: | 231-984-1 |
| Application: | Vegetables, Flowers, Fruit |
| Appearance: | Granular |
| Infection on Soil: | Physiological Neutral |
| Customization: |
|---|
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Specification
| Items | Specification | Results |
| Appearance | Colorless Transparent Liquid | Colorless Transparent Liquid |
| Content((NH4)2S2O3) w/w % | ≥60.00 | 60.25 |
| N w/w% | ≥10 | 12 |
| Sulfur w/w % | ≥25 | 26 |
| Ignition Residue % | ≤0.1 | 0.02 |
| Ammonium sulfite % | ≤1.0 | 0.65 |
| Sulfide(S) % | ≤0.0002 | <0.0002 |
| Density(20ºC) | 1.290-1.346 | 1.334 |
| Insoluble w/w% | ≤0.02 | qualified |
| pH (25ºC) | 8~9 | 8.35 |
| Fe % | ≤0.001 | <0.001 |
| Pb % | ≤0.0001 | <0.0001 |
| Hg % | ≤0.0001 | <0.0001 |
| Cd % | ≤0.0001 | <0.0001 |
| As % | ≤0.0001 | <0.0001 |
| Cr % | ≤0.0001 | <0.0001 |
| Conclusion: qualified | ||
Packing & Delivery
drum or 50ml drum or 200drum or pack according to the customer's requirement.
Company Profile
Wuhan Kangzheng is a professional manufacturer in the field of fertilizer,Feed And Food Additives,industrial chemistry since 2004.products 90% export to North America,South America,Oceania and Asia.Certified by export licence,SGS,ISO,MSDS.
our Advantage:
A: 20years history in this industry
B: 5000 square meters factory
C: Dangerous Goods Export Licence,All certified by SGS,ISO,MSDS,COA,
D: Free sample availableCertificate & Exhibition
FAQ
1.Q:What's your delivery time?
A: Usually we will arrange the shipment in 7 -15 days.
2. Q:How about the packing?
A:solid:Usually we provide the packing as 25 kg / bag or1000kg/bags Of course, if you have special requirements on them, we will according to you.
Liquid:IBC drum or 50ml drum or 200drum,others customer requested
3.Q:How about the validity of the products?
A: According to the products you ordered.
4.Q:How to confirm the product quality before placing orders?
A: You can get free samples from us or take our SGS report as referene or arrange SGS before loading.
5.Q:What is loading port?
A: At main ports of China
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