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International Standard Category: Chemical reagents

GB/T 622-1989    Chemical reagent-Hydrochloric acid
化学试剂 盐酸 ;
Category No.:71.040.30 Valid Status:superseded
Issued Organization:CSBTS Issued Date:1989-03-01
Implemented Date:1989-12-1 Abolished Date:
Superseded Standard.:GB/T 622-2006 Chemical reagent - Hydrochloric acid
Superseded Date:2007-6-1
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