描述
Catalog No.XLIND115-40-2.0010
CAS No.115-40-2
Formula：C21H16Br2O5S
Capacity:10g
Specification
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pH Color change interval………………………….…….5.2(yellow)-6.8(purple)
Dilute base solution test ……………….………………………………..Pass test
Residue on ignition(as SO4)……………………………………….……. ≤0.1%
Loss on drying………………………………………………..…………..≤0.5%
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