Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
HG/T 20201-2017 Technical specification for online leak sealing $1064.00 via email in 1~5 business day valid
HG/T 20203-2017 Code for construction and acceptance of chemical machine installation engineering (General purpose requirement) $1200.00 immediately valid
HG/T 20205-2017 Code for construction and acceptance of chemical machine installation engineering (Centrifugal compressor $990.00 immediately valid
HG/T 20206-2017 Code for construction and acceptance of chemical machine installation engineering (Medium and miniature sized piston compressor) $960.00 immediately valid
HG/T 2021-1991 High temperature resistant oil O shape rubber seal ring materials $224.00 via email in 1~3 business day superseded
HG/T 2021-2014 O-rings resistant to high temperature and oil $110.00 via email in 1~3 business day valid
HG/T 20212-2017 Code for construction and acceptance of fluid seal gas holder of structure welded by metals $944.00 via email in 1~5 business day valid
HG/T 20222-2017 Specification for welding technique of aluminium and aluminium alloy $570.00 via email in 1~5 business day valid
HG/T 20223-2017 Technical specification for welding and brazing of copper and copper -alloy $880.00 via email in 1~5 business day valid
HG/T 20229-2017 Code for construction and acceptance of chemical equipment and pipeline anticorrosive engineering $1995.00 via email in 1~5 business day valid
HG/T 2023-1991 Determination of free chlorine and total chlorine in industrial circulating cooling water N, N-Diethyl-1, 4-Phenylenediamine spectrophotometric method $180.00 via email in 1~3 business day abolished
HG/T 20234-1993 General Rules for Inspection of Imported Equipment and Materials for Chemical Industrial Construction Projects $3225.00 via email in 1~5 business day abolished
HG/T 20236-2021 Standard for constructional quality acceptance of chemical equipment installation engineering $1575.00 via email in 1~5 business day valid
HG/T 20237-2014 Chemical Industry Project Construction Handover Technical Documents Regulation $4800.00 via email in 1~5 business day valid
HG/T 2024-1991 $224.00 via email in 1~3 business day superseded
HG/T 2024-2009 Determination of scale inhibition performance of water treatment agents - Bubble method $214.00 via email in 1~3 business day valid
HG/T 2025-1991 Nitrotoluene $130.00 via email in 1~3 business day abolished
HG/T 20256-2016 Code for general technology of chemical high pressure piping $3000.00 via email in 1~5 business day valid
HG/T 2026-1991 o-(p-) nitrotoluene(0) $120.00 via email in 1~3 business day abolished
HG/T 2027-1991 Industrial benzyl chloride $120.00 via email in 1~3 business day superseded
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