HG/T 2417-1993
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
32017R1278
32015R1726
32011D0120
32017R2327
32017R2004
32019R0036
32017D1282
32021R1917
32021R1916
32013R0545
32017D1282R(02)
32017D1282R(01)
32021R1532
32013L0004
32001D0287
32013L0007