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Standard Insuued on: 1993-03

GB/T 620-1993    Chemical reagents;Hydrofluoric acid
化学试剂 氢氟酸
Category No.:GB Valid Status:superseded
Issued Organization:China Oil and Chemical Industry Association Issued Date:1993-03-01
Implemented Date:1993-1-2 Abolished Date:
Superseded Standard.:GB/T 620-2011 Chemical reagent—Hydrofluoric acid
Superseded Date:2011-12-1
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SY/T 5056-1993   GB/T 4662-1993   LS/T 3501.10-1993   SJ/T 10341-1993   QB 1562-1992   GB 14161-2008   GB/T 14214-2003   GB/T 14212-2003   FZ/T 21001-1993   QB/T 2212.23-1996   QB/T 2212.7-1996   QB/T 2212.8-1996   QJ 2431.2-1993   GB 3100-1993   SN/T 0243-1993   YS/T 64-1993   DB34/T 092-1993   FZ/T 54004-1993   JB/T 3028-1993   FZ/T 75003-1993  

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