Chemical name
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CAmmonum Thiosulphate Liquid
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Structural formula
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Molecular formula
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(NH4)2S2O3
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CAS NO.
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7783-18-8
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Molecular weight
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148.19
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Properties
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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
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56-60%
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Packing
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250kg plastic drum, flexitank, IBC-tank or following your demand.
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Uses
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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
項目
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指標
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外觀
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無色透明液體
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含量 %
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53—60
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堿度(NH4OH)%
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0.3--1.5
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灼燒殘渣 %
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≤0.1
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重金屬(Pb)%
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≤0.001
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亞硫酸鹽 %
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≤1.0
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硫化物(S)%
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≤0.001
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密度20°C)
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1.290--1.346
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不溶物 %
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≤0.2
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鐵(Fe)%
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≤0.001
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PH值(25℃)
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8--9
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