Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HY/T 259-2018 Determination of hexabromocyclododecanes in marine organisms. High performance liquid chromatography tandem mass spectrometry $190.00 via email in business day valid
HY/T 260-2018 Determination of hexabromocyclododecanes in marine sediment- High performance liquid chromatography tandem mass spectrometry $190.00 via email in business day valid
HY/T 261-2018 Determination of hexabromocyclododecanes in seawater. High performance liquid chromatography tandem mass spectrometry $190.00 via email in business day valid
HY/T 262-2018 Determination of dissolved methane in seawater- Headspace equilibrium gas chromatography method $280.00 via email in business day valid
HY/T 263-2018 Determination of dissolved nitrous oxide in seawater. Headspace equilibrium gas chromatography method $190.00 via email in business day valid
HY/T 264-2018 Domestic sewage from offshore petroleum exploration and production - Determination of chemical oxygen demand - Silver nitrate shielding dichromate oxidation method $280.00 via email in business day valid
HY/T 265-2018 Standard system for island protection and utilization $160.00 via email in 1~3 business day valid
HY/T 266-2018 Hydrophilic property testing for outside-in hollow fiber ultrafiltration. Contact angle method $160.00 via email in 1~3 business day valid
HY/T 267-2018 $225.00 via email in 1~3 business day valid
HY/T 268-2018 Testing method of ocean temperature measuring instrument $200.00 via email in 1~3 business day valid
HY/T 269-2018 $225.00 via email in 1~3 business day valid
HY/T 270-2018 Testing method of marine anemometers $190.00 via email in 1~3 business day valid
HY/T 271-2018 Testing methods of marine multi-parameter water-quality monitoring instrument $500.00 via email in 1~5 business day valid
HY/T 272-2018 Specifications for revision of 1: 50000 1: 250000 1: 1000000 marine fundamental geographic information $370.00 via email in 1~5 business day valid
HY/Z 001-1988 Product standardization checking rules for oceanographic instruments $184.00 via email in 1~3 business day valid
HY/Z 002-1988 Detailed rules and regulations for product design and document serial numbers $204.00 via email in 1~3 business day valid
HYS 2-1989 The provision technical regulation for flower and liquidometer of wastewater in open channel $60.00 via email in 1~3 business day valid
Hygienic Specifications Hygienic Specifications of Indoor Coatings $30.00 immediately
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