water pH
water pH, Total:4 items.
The international standard classification for "water pH" includes: .
The Chinese standard classification for "water pH" includes: .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB 5211.13-1986 Determination of pH of Pigment Water Extract
- GB/T 5211.13-1986 Determination of acidity or alkalinity of the aqueous extract of pigments
RO-ASRO
- STAS 6363-1976 DRINKING WATER Determination of alkalinity and acidity
American National Standards Institute （ANSI)
- ANSI/ASTM D548:1997 Test Method for Water-Soluble Acidity or Alkalinity of Paper
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