GB 1886.347-2021
QB/T 5633.6-2022
HG/T 6251-2023
T/CASME 540-2023
T/QGCML 1531-2023
HG/T 2417-1993
T/HEBQIA 124-2022
HG/T 2335-2003
Photographic chemicals 2[(4-Amino-3-methylphenyl)ethylamino]-ethanol sulfate(CD-4)
T/CSTM 01050-2024
KS M ISO 422-2019
Photography — Processing chemicals —Specifications for p-methylaminophenol sulfate
HG/T 3803-2006
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Metol (para-methyl-aminophenol sulfate). Specifications
HG/T 3803-2005
Photographic chemicals-4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
ASTM D5932-20
Standard Test Method for Determination of 2,4-Toluene Di
KS M ISO 17531-2019
Photography — Processing chemicals — Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
BS ISO 17531:2002
Photography. Processing chemicals. Specifications for 4-(N-ethyl-N-2- methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
ISO 17531:2002
Photography — Processing chemicals — Specifications for 4-(N-ethyl-N-2-methanesulfonylaminoethyl)-2-methylphenylenediamine sesquisulfate monohydrate
32015R0414
32014D0916
32014D0154