硫氰酸銨 AR500g

硫氰酸銨 AR500g
Ammonium thiocyanate
CAS NO:1762-95-4

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描述

Catalog No.XLAR1762-95-4.0500

CAS No.1762-95-4

Formula:NH4SCN

Capacity:500g

Specification
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Assay(NH4SCN)………………………………………………………………. ≥98.5%
pH value(50g/L,25℃)………………………………………………….. 4.5-6.0
Clearness index test …………………………………………………………Pass test
Water insoluble matters………………………………………………….. ≤0.005%
Residue on ignition(as SO4)…………………………………………….. ≤0.01%
Chloride(Cl)……………………………………………………………………… ≤0.005%
Sulfide(S)…………………………………………………………………………. ≤0.001%
Sulfate(SO4)…………………………………………………………………….. ≤0.005%
Iron(Fe)…………………………………………………………………………… ≤0.0001%
Cupric(Cu)………………………………………………………………………..≤0.0005%
Lead(Pb)………………………………………………………………………… ≤0.0005%
Reducibility iodine matters(as I)………………………………………….≤0.05%
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