HG/T 4368-2012
Firestop material for electric in chemical industry
HG/T 4372-2012
Composite pipes and fittings for chemical industry
AQ 4129-2019
SH/T 3604-2019
Technical specification for the application of grouting materials in petrolchemical engineering
HG/T 4370-2012
Gas absorption tower with composite material for chemical industry
DB43/T 1593-2019
SN/T 3386-2012
HG/T 20581-2011
Specification of materials selection for steel chemical vessels
T/QGCML 1245-2023
SN/T 3056.3-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecracker-Part 3:Lead tetraoxide powder
SN/T 3056.11-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 11:Ferrum powder
SN/T 3056.5-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 5:Sulphur
SN/T 3056.14-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 14:Bismuth oxide
SN/T 3056.10-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 10:Strontium carbonate
SN/T 3056.15-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 15:Potassium dichromate
SN/T 3056.6-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 6:Strontium sulphate
SN/T 3056.12-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 12:Barium nitrate
SN/T 3056.8-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 8:Potassium chlorate
SN/T 3056.7-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 7:Cupric sulphate
SN/T 3056.13-2011
Determination of essential parameters of chemical raw materials for use in fireworks and firecrackers-Part 13:Silver nitrate