hj t51-1999.

hj t51-1999., Total:53 items.

The international standard classification for "hj t51-1999." includes: Materials and components for shipbuilding .

The Chinese standard classification for "hj t51-1999." includes: Analysis methods for toxic substances in water , Analysis methods for exhaust emission pollutants , Environmental monitoring instrument and its complete equipment , Analysis methods for industrial wastewater and pollutants , Marine pipe fittings .

Professional Standard - Environmental Protection

HJ/T 29-1999 Stationary source emission -- Determination of chromate fog -- Diphenyl carbazide spectrophotometric method
HJ/T 47-1999 Technical conditions of sampler for stack gas
HJ/T 26.2-1999 Measuring method for pollutants from light-duty vehicle.Measuring method for emissions of crankcase gases
HJ/T 48-1999 Technical conditions of sampler for stack dust
HJ/T 32-1999 Stationary source emission -- Determination of phenols -- 4-Amino-antipyrine spectrophotometric method
HJ/T 36-1999 Stationary source emission -- Determination of acrolein -- Gas chromatography
HJ/T 40-1999 Stationary source emission -- Determination of benzo(a) pyrene -- High performance liquid chromatography
HJ/T 26.1~26.5-1999 Test method of pollutants emitted by light-duty vehicles
HJ/T 26.3-1999 Measuring method for pollutants from light-duty vehicle.Measuring method of fuel evaporative emissions method of the enclosure
HJ/T 31-1999 Stationary source emission -- Determination of phosgene -- Aniline ultraviolet spectrophotometric method
HJ/T 45-1999 Stationary source emission -- Determination of asphaltic smoke -- Gravimetric method
HJ/T 41-1999 Stationary source emission -- Determination of asbestos dust -- Microscopic count
HJ/T 37-1999 Stationary source emission -- Determination of acrylonitrile -- Gas chromatography
HJ/T 34-1999 Stationary source emission -- Determination of vinyl chloride -- Cas chromatography
HJ/T 44-1999 Stationary source emission -- Determination of carbon monoxide -- Non-dispersive infrared absorption method
HJ/T 27-1999 Stationary source emission -- Determination of hydrogen chloride -- Mercuric thiocyanate spectrophotometric method
HJ/T 26.1-1999 Measuring method for pollutants from light-duty vehicle.Measuring method for exhaust pollutants
HJ/T 35-1999 Stationary source emission -- Determination of acetaldehyde -- Gas chromatography
HJ/T 51-1999 Water quality -- Determination of total salt -- Gravimetric method
HJ/T 26.5-1999 Measuring method for pollutants from light-duty vehicle.Specification of reference fuels for emissions test
HJ/T 42-1999 Stationary source emission -- Determination of nitrogen oxide -- Ultraviolet spectrophotometric method
HJ/T 28-1999 Stationary source emission -- Determination of hydrogen cyanide -- Iso-nicotinic-acid-3-methyl-1-phenyl-5-pyrazolone spectrophotometric method
HJ/T 26.4-1999 Measuring method for pollutants from light-duty vehicle.Ageing test method for verifying the durability of pollution control devices
HJ/T 49-1999 Water quality -- Determination of boron curcumin -- Spectrophotometric method
HJ/T 43-1999 Stationary source emission -- Determination of nitrogen oxid -- N(1-naphtye) -- Ethylenediamine dihydrochloride spectrophotometric method
HJ/T 30-1999 Stationary source emission -- Determination of chlorine --Methyl orange spectrophotometric method
HJ/T 39-1999 Stationary source emission -- Determination of chlorobenzenes -- Gas chromatography
HJ/T 33-1999 Stationary source emission -- Determination of methanol -- Gas chromatography
HJ/T 38-1999 Stationary source emission -- Determination of nonmethane hydrocarbons -- Gas chromatography
HJ/T 52-1999 Water quality -- Guidance on sampling techniques of rivers
HJ/T 46-1999 Technical conditions of detector of sulphur dioxide concentration for constant potential electrolysis method
HJ/T 25-1999 Environmental quality risk assessment criteria for soil at manufacturing facilities
HJ/T 50-1999 Water quality -- Determination of trichloro-aldehyde -- 3-methyl-1-phenyl-5-pyrazolone spectrophotometric method

Professional Standard-Ships

CB/T 51-1999 Marine combination pipe flanges slip-on steel outer flanges braze-on brass inner flanges

Professional Standard - Aviation

HB 459.1-1984 HJ-1 welding rod technical conditions

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1999-2015 Requirements and test methods for electrical degradation performance of solar photovoltaic modules

Group Standards of the People's Republic of China

T/SDECA 5088-2022 HJ steel bar truss composite plate

Association Francaise de Normalisation

NF T51-025:1999 Plastics. Determination of migration of plasticizers.
NF T51-770:1999 Plastics - Preparation of PVC pastes for test purposes - Planetary-mixer method.
NF T51-083:1999 Plastics. Resins in the liquid state or as emulsions or dispersions. Determination of apparent viscosity by the Brookfield test method.
NF T51-526:1999 Plastics. Liquid epoxy resins. Determination of tendency to crystallize.
NF T51-064:1999 Plastics. Determination of refractive index.
NF T51-712:1999 Plastics. Determination of the viscosity of polymers in dilute solution using capillary viscometers. Part 2 : poly(vinyl chloride) resins.
NF T51-080:1999 Plastics. Measurement of resistivity of conductive plastics.
NF T51-300:1999 Plastics. Fire tests. Standard ignition sources.
NF T51-166:1999 Plastics. Determination of water absorption.
NF T51-622:1999 Plastics. Polypropylene and propylene-copolymers. Determination of thermal oxidative stability in air. Oven method.
NF T51-082:1999 Plastics. Determination of thermal stability of poly(vinyl chloride), related chlorine-containing homopolymers and copolymers and their compounds. Discoloration method.
NF T51-436:1999 Plastics. Phenolic resins. Determination of residual phenol content by gas chromatography.
NF T51-071-2:1999 Plastics. Determination of burning behaviour by oxygen index. Part 2 : ambient-temperature test.
NF T51-230-2:1999 Plastics. Ultra-high-molecular-weight polyethylene (PE-UHMW) moulding and extrusion materials. Part 2 : preparation of test specimens and determination of properties.
NF T51-035-2:1999 Plastics. Determination of Charpy impact properties. Part 2 : instrumented impact test.
NF T51-071-1:1999 Plastics. Determination of burning behaviour by oxygen index. Part 1 : guidance.