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Chemical name |
CAmmonum Thiosulphate Liquid |
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Structural formula |
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Molecular formula |
(NH4)2S2O3 |
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CAS NO. |
7783-18-8 |
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Molecular weight |
148.19 |
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Properties |
Colorless transparent liquid or white crystal. Relative density of liquid: 1.31-1.33,easily soluble in water,insoluble in alcohol, ether,slightly soluble in acetone. |
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Specifictions |
56-60% |
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Packing |
250kg plastic drum, flexitank, IBC-tank or following your demand. |
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Uses |
Mainly used in color positive, negative, color reversal film, color film and paper washing, as a fixing agent |
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sed as good liquid fertilzers
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项目 |
指标 |
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外观 |
无色透明液体 |
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含量 % |
53—60 |
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碱度（NH4OH）% |
0.3--1.5 |
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灼烧残渣 % |
≤0.1 |
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重金属（Pb）% |
≤0.001 |
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亚硫酸盐 % |
≤1.0 |
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硫化物（S）% |
≤0.001 |
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密度20°C) |
1.290--1.346 |
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不溶物 % |
≤0.2 |
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铁（Fe）% |
≤0.001 |
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PH值（25℃） |
8--9 |
