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供應(yīng) 硫代硫酸銨溶液 /7783-18-8  |
規(guī) 格: |
250公斤/桶 |
價(jià) 格: |
3200/元/噸 |
數(shù) 量: |
5000 噸 |
交貨地: |
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發(fā)布時(shí)間: |
2018-01-15 |
有效期: |
90天 |
備 注: |
Chemical name CAmmonum Thiosulphate Liquid
Structural formula
Molecular formula (NH4)2S2O3
CAS NO. 7783-18-8
Molecular weight 148.19
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.
Specifictions 56-60%
Packing 250kg plastic drum,flexitank,IBC-tank or following your demand.
Uses Mainly used in color positive, negative, color reversal film,color film and paper washing,as a fixing agent sed as good liquid fertilzers
項(xiàng)目 指標(biāo)
外觀 無(wú)色透明液體
含量 % 53—60
堿度(NH4OH)% 0.3--1.5
灼燒殘?jiān)?nbsp;% ≤0.1
重金屬(Pb)% ≤0.001
亞硫酸鹽 % ≤1.0
硫化物(S)% ≤0.001
密度20°C) 1.290--1.346
不溶物 % ≤0.2
鐵(Fe)% ≤0.001
PH值(25℃) 8--9 |
結(jié)構(gòu)式: |
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