HG/T 4021-2008
Chemical reagent-Sodium pyrosulfite
HG/T 2826-2008
Sodium metabisulphite for industrial use
GB/T 22401-2008
Photography - Processing chemicals - Specifications for anhydrous sodium metabisulfite
GB 1886.7-2015
GB/T 15900-1995
Chemical reagent—Sodium pyrosulfite
GB 1893-2008
Food additive—Sodium metabisulphite
KS M 1422-2015(2020)
Sodium pyrosulfite(Sodium metabisulfite)
GB 1893-1998
Food additive Sodium metabisulphite
AWWA B601-17
Sodium Metabisulfite
HG/T 2826-1997
GB/T 3514-1992
Rubber, vulcanized—Determination of free sulphur content—Sodium sulphite method
GB/T 14454.13-1993
Aromatics—Determination of carbonyl compounds content—Neutral sodium sulfite method
KS M ISO 3627-2019
Photography — Processing chemicals —Specifications for anhydrous sodium metabisulfite
AWWA B601-11
Sodium Metabisulfite
AWWA B601-05
Sodium Metabisulfite
AWWA B601-00
Sodium Metabisulfite
BS ISO 3627:2001
Photography. Processing chemicals. Specifications for anhydrous sodium metabisulfite
ISO 3627:2001
Photography — Processing chemicals — Specifications for anhydrous sodium metabisulfite
BS 12/30258182 DC
BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite
JIS K 1471:1967
Sodium pyrosulfite (sodium metabisulfite)