Weifang Bell Chemical Co., Ltd.

SMBS

SMBS
Product Detailed

Na2S2O5:96%MIN

 

ANALYSIS ITEMS

SPECIFICATION

Na2S2O5

96%min

SO2

65%min

As

0.0002%max

Heave Metal (as Pb)

0.0005%max

Fe

0.002%max

Water insoluble

0.05%max

Ph

4.0-4.8



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