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International Standard Category: Chemical reagents

GB/T 9732-1988    Chemical reagent-General method for the determination of ammonium
化学试剂 铵测定通用方法 ;
Category No.:71.040.30 Valid Status:superseded
Issued Organization:China Oil and Chemical Industry Association Issued Date:1988-09-05
Implemented Date:1989-4-1 Abolished Date:
Superseded Standard.:GB/T 9732-2007 Chemical reagent—General method for the determination of ammonium
Superseded Date:2008-4-1
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