磷酸氫二銨 AR500g

鄰酸氫二銨 AR500g
Diammonium hydrogen phosphatel
CAS NO.7783-28-0

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描述

Catalog No.XLAR7783-28-0.0500

CAS No:7783-28-0

Formula:(NH4)2HPO4

Capacity:500ml

Specification
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Assay(as NH3)……………………………………….………≥99.0%
pH(50g/L,25℃)…………………………………………………7.8-8.2
Clarity…………………………………………………………..……≤3
Water insoluble matters………………………………………. ≤0.005%
Chloride(Cl)…………………………………………………….. ≤0.0005%
Sulfide(as SO4)……………………………………………………≤0.005%
Nitrate(NO3)…………………………………………………….≤0.0005%
Sodium(Na)………………………………………………………… ≤0.01%
Potassium(K)……………………………………………………… ≤0.003%
Iron(Fe)…………………………………………………………… ≤0.0005%
Arsenic(As)……………………………………………………….. ≤0.0002%
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