Browse Standards
Found: 225892 — page 4354 of 4707
Valid
GB/T 13268-1991 — Atmospheric air--Test dust standard sample--Loess dust
National·Recommended
Instant delivery (0–9 sec)
$25.008 pages
Valid
GB/T 13269-1991 — Atmospheric air--Test dust standard sample--Fly ash
National·Recommended
Instant delivery (0–9 sec)
$25.008 pages
Valid
GB/T 13270-1991 — Aemospheric air. Test dust standand sample. Simulated atmospheric dust
National·Recommended
Instant delivery (0–9 sec)
$124.002 pages
Superseded
GB/T 13272-1991 — Analytical method for 131I in water
National·Recommended
Instant delivery (0–9 sec)
$299.00PDF
Superseded
GB/T 13273-1991 — Analytical method for 131I in plant and animal thyroid gland
National·Recommended
Instant delivery (0–9 sec)
$259.00PDF
Withdrawn
GB/T 13274-1991 — Technical specification for general purposes axiae fans
National·Recommended
Instant delivery (0–9 sec)
$105.00PDF
Withdrawn
GB/T 13275-1991 — Technical specification for general purposes centrifugal fans
National·Recommended
Instant delivery (0–9 sec)
$115.00PDF
Withdrawn
GB/T 13276-1991 — Intake filter silencers for displacement air compressors
National·Recommended
Instant delivery (0–9 sec)
$325.00PDF
Withdrawn
GB/T 13277-1991 — Compressed air for general use. Quality classes
National·Recommended
Instant delivery (0–9 sec)
$209.00PDF
Withdrawn
GB/T 13278-1991 — Dry screw air compressor for general use--Specifications
National·Recommended
Instant delivery (0–9 sec)
$115.00PDF
Superseded
GB/T 13279-1991 — Stationary reciprocating piston air compressor for general use--Specifications
National·Recommended
Instant delivery (0–9 sec)
$205.00PDF
Withdrawn
GB/T 13280-1991 — Screw compressor for the process industry--Specifications
National·Recommended
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$205.00PDF
Superseded
GB/T 13281-1991 — Lead-acid batteries used for passenger trains
National·Recommended
Instant delivery (0–9 sec)
$225.00PDF
Withdrawn
GB/T 13282-1991 — Flow measurement calibration facility--Pipe prover
National·Recommended
Instant delivery (0–9 sec)
$325.00PDF
Superseded
GB/T 13283-1991 — Accuracy class of measuring instruments and display instruments for industrial process measurement and control
National·Recommended
Instant delivery (0–9 sec)
$75.00PDF
Superseded
GB/T 13285-1991 — Physical prorection for systems and components important to safety in nuelear power plants
National·Recommended
Instant delivery (0–9 sec)
$345.00PDF
Superseded
GB/T 13286-1991 — Criteria for independence of class 1E equipment and circuits in nuclear power plants
National·Recommended
Instant delivery (0–9 sec)
$360.00PDF
Valid
GB/T 13287-1991 — Liquefied petroleum gases. Determination of volatility
National·Recommended
Instant delivery (0–9 sec)
$85.003 pages
Valid
GB/T 13288-1991 — Preparation of steel substrates before application of paints and related products -- Surface roughness characteristics of blast-cleaned substrates -- Part 1: Specifications and definitions for ISO surface profile comparators for the assessment
National·Recommended
Instant delivery (0–9 sec)
$169.007 pages
Superseded
GB/T 13289-1991 — Ethylene for industrial use. Sampling in the liquid and the gaseous phase
National·Recommended
Instant delivery (0–9 sec)
$165.00PDF
Superseded
GB/T 13290-1991 — Propylene and butadiene for industrial use. Sampling in the liquid phase
National·Recommended
Instant delivery (0–9 sec)
$145.00PDF
Withdrawn
GB/T 13292-1991 — Classification of coated hardmetal and main technicalspecifications for coating
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.1-1991 — Higher purity copper cathode. Determination of selenium and tellurum contents. Catalytic oscillopolarographic method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.10-1991 — Higher purity copper cathode. Determination of zinc content. Flame atomic absorption spectrometric method
National·Recommended
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$169.00PDF
Withdrawn
GB/T 13293.11-1991 — Higher purity copper cathode. Determination of silicon content. Molybdenum blue spectrophotometric method
National·Recommended
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$169.00PDF
Withdrawn
GB/T 13293.12-1991 — Higher purity copper cathode. Determination of silver content. Separation and preconcentration with sulfhydryl cotton-flame atomic absorption spectrometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.13-1991 — Higher purity copper cathods. Determiantion of sulphur content. Combustion-potassium iodate titrimetric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.2-1991 — Higher purity copper cathode. Determination of bismuth content. Hydride generation-atomic fluorescence spectrometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.3-1991 — Higher purity copper cathode. Determination of bismuth contene. Hydride generation-atomic fluorescence spectrometric method
National·Recommended
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$169.00PDF
Withdrawn
GB/T 13293.4-1991 — Higher purity copper cathode. Determination of antimony content 2-[ (-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.5-1991 — Higher purity copper cathode. Determination of arsenic content. Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.6-1991 — Higher purity copper cathode. Determination of phosphorus content. Heteropoly phosphato-vanadato-molybdicacid-crystal violet spectrophotometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.7-1991 — Higher purity copper cathode. Determination of iron, cobalt and lead contents. Zeeman effect electrothermal atomic absorption spectrometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.8-1991 — Higher purity copper cathode. Determination of nickel contene. Zeeman effect electrothermal atomic absorption spectrometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Withdrawn
GB/T 13293.9-1991 — Higher purity copper cathode. Determiantion of tin content. Zeeman effect electrothermal atomic absorption spectrometric method
National·Recommended
Instant delivery (0–9 sec)
$169.00PDF
Superseded
GB/T 13295-1991 — Centrifugal casting ductile iron pipe
National·Recommended
Instant delivery (0–9 sec)
$1,415.00PDF
Superseded
GB/T 13297-1991 — General rules for packaging, marking and certification of precision alloys
National·Recommended
Instant delivery (0–9 sec)
$150.00PDF
Superseded
GB/T 13298-1991 — Metal. Inspection method of microstrcture
National·Recommended
Instant delivery (0–9 sec)
$105.00PDF
Superseded
GB/T 13299-1991 — Steel. Determination of microstructure
National·Recommended
Instant delivery (0–9 sec)
$515.00PDF
Valid
GB/T 13300-1991 — High resistance alloys for electrical heating. Testing method for accelerated life
National·Recommended
Instant delivery (0–9 sec)
$135.006 pages
Valid
GB/T 13301-1991 — Metals. Testing method for sensitivity of electrical resistance strain
National·Recommended
Instant delivery (0–9 sec)
$55.002 pages
Valid
GB/T 13302-1991 — Steel - Determination of the area content of graphite - Micrographic method using diagrams
National·Recommended
Instant delivery (0–9 sec)
$135.0015 pages
Valid
GB/T 13303-1991 — Steels--Determination method of oxidation resistance
National·Recommended
Instant delivery (0–9 sec)
$85.008 pages
Withdrawn
GB/T 13304-1991 — Steels--Classification
National·Recommended
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$169.00PDF
Superseded
GB/T 13305-1991 — Austenitic stainless steels. Determination of area content of the alpha-phase. Micrographic method using standard diagrams
National·Recommended
Instant delivery (0–9 sec)
$420.00PDF
Superseded
GB/T 13306-1991 — Plates
National·Recommended
Instant delivery (0–9 sec)
$75.00PDF
Superseded
GB/T 13307-1991 — Inductrial pre-crimped wire screens (square openingseries)
National·Recommended
Instant delivery (0–9 sec)
$255.00PDF
Superseded
GB/T 13309-1991 — Specification for mechanical vibration generator system
National·Recommended
Instant delivery (0–9 sec)
$165.00PDF