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Negotiable
MOQ: 1 Ton (Price negotiable depending on order volume and customization)
Key Specifications
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Type:
Other, Potassium thiosulfate
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Type
Other, Potassium thiosulfate
CAS No: 7783-18-8
Molecular formula: (NH4) 2S2O3
Molecular weight: 148.20
Physicochemical properties: colorless transparent liquid, insoluble in alcohol and ether, slightly soluble in acetone. When heated to 150 ℃, it will decompose to form ammonium sulfite, sulfur, ammonia, hydrogen sulfide and water. The air is very unstable and stable in ammonia gas.
Usage: Mainly used for the processing of color positive film, negative film, color reversal film, color film and photo paper, as a fixing agent.
Packing: Ammonium thiosulfate solution can be packed in plastic drums, with a net weight of 250kg per drum.
Product specifications:
| Item | Index |
| Appearance | Colorless transparent liquid |
| content% | 56-60 |
| Ammonium sulfite ≤% | 1.0 |
| Alkalinity% | 0.3-1.5 |
| Insoluble matter (precipitation of calcium and magnesium) ≤% | 0.2 |
| Heavy metals (in terms of lead) ≤% | 0.001 |
| Iron (Fe) ≤% | 0.00025 |
| Sulfide (as sulfur) ≤% | 0.0002 |
| Burning residue ≤% | 0.1 |
| Specific gravity (20 ℃) | 1.310-1.335 |
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Business Type
Manufacturer
Year Established
2018
Factory Size
5,000-10,000 square meters
Annual Export Value
US$1.5 Million - US$2.5 Million
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