HG/T 3449-2012
Chemical reagent-Methyl red
GBZ/T 300.140-2017
Determination of toxic substances in workplace air-Part 140: Hydrazine, methyl hydrazine and 1,1-dimethylhydrazine
GBZ/T 300.65-2017
Determination of toxic substances in workplace air-Part 65: Cyclohexane and methyl cyclohexane
GBZ/T 300.128-2018
Determination of toxic substances in workplace air-Part 128: Methacrylates
KS M 8063-2015(2020)
Methyl red
GBZ/T 300.103-2017
Determination of toxic substances in workplace air-Part 103:Acetone, methyl ethyl ketone and methyl isobutyl ketone
HG/T 3449-1999
Chemical reagent Methyl red
HG/T 5842\uff5e5844-2021
GBZ/T 300.133-2017
Determination of toxic substances in workplace air-Part 133: Acetonitrile, acrylonitrile and methylacrylonitrile
GBZ/T 300.149-2017
Determination of toxic substances in workplace air-Part 149: Sumithion,fenthion,phosmet and methyl parathion
GBZ/T 300.68-2017
Determination of toxic substances in workplace air-Part 68: Styrene,methylstyrene and divinyl benzene
GBZ/T 300.153-2017
Determination of toxic substances in workplace air-Part 153: Phosphamidon,demeton,methyldemeton and malathion
GBZ/T 300.27-2017
Determination of toxic substances in workplace air-Part 27: Dibutyltin dilaurate,trimethyltin chloride and triethyltinchloride
UNE 30145:1960
ANALYSIS REAGENTS. METHYL RED.
BBl 2019 4714