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BORIC ACID (China ORIGIN)
addtime：2010-4-27　　from：　　　Reads：3960

Product name
Tech. grade boric acid(super class)
Quantity
200MT
Date of manufacture
 
Report date
 
Inspection standard
GB/T538-90
Lot number
 
Parameters
Index value
Measured value
H3BO3%>=
99.6-100.8
100.1-100.3
water insouble matter%<=
0.01
0.005
sulfate(SO4)%<=
0.1
0.1
chloride(Cl)%<=
0.05
0.08
Fe%<=
0.002
0.0014
　
　
　
　
　
　
Remark
Result：this lot conform with GB/T538-90 tech. Grade super class standard

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