GB/T — National Recommended
Found: 35158 — page 584 of 733
Valid
GB/T 4324.11-2012 — Methods for chemical analysis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry
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Valid
GB/T 4324.12-2012 — Methods for chemical analysis of tungsten - Part 12: Determination of silicon content - Chlorization-molybdenum blue spectrophotometry
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Valid
GB/T 4324.14-2012 — Methods for chemical analysis of tungsten - Part 14: Determination of residue content after chloride volatility - Gravimetric method
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Valid
GB/T 4324.16-2012 — Methods for chemical analysis of tungsten - Part 16: Determination of loss content on ignition - Gravimetric method
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$90.0015 pages
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GB/T 4324.17-2012 — Methods for chemical analysis of tungsten - Part 17: Determination of sodium content - Flame atomic absorption spectrometry
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$110.0015 pages
Valid
GB/T 4324.18-2012 — Methods for chemical analysis of tungsten - Part 18: Determination of potassium content - Flame atomic absorption spectrometry
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GB/T 4324.19-2012 — Methods for chemical analysis of tungsten - Part 19: Determination of titanium content - The diantipyrylmethane photometric spectrophtometry
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Valid
GB/T 4324.20-2012 — Methods for chemical analysis of tungsten - Part 20: Determination of vanadium content - Inductively coupled plasma atomic emission spectrometry
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Valid
GB/T 4324.21-2012 — Methods for chemical analysis of tungsten - Part 21: Determination of chromium content - Inductively coupled plasma atomic emission spectrometry
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$110.0015 pages
Valid
GB/T 4324.22-2012 — Methods for chemical analysis of tungsten - Part 22: Determination of manganese content - Inductively coupled plasma atomic emission spectrometry
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Valid
GB/T 4324.23-2012 — Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method
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$170.0015 pages
Valid
GB/T 4324.24-2012 — Methods for chemical analysis of tungsten - Part 24: Determination of phosphorus content - Molybdemum blue photometry
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Valid
GB/T 4324.25-2012 — Methods for chemical analysis of tungsten - Part 25: Determination of oxygen content - Pulse heating inert gas fusion-infrared absorption method
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Valid
GB/T 4324.26-2012 — Methods for chemical analysis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry
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Valid
GB/T 4324.27-2012 — Methods for chemical analysis of tungsten - Part 27:: Determination of carbon content - High frequency combustion-infrared absorption method
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Valid
GB/T 4324.28-2012 — Methods for chemical analysis of tungsten - Part 28: Determination of molybdenum content - The thioyanate spectrophotometry
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Valid
GB/T 4324.3-2012 — Methods for chemical analysis of tungsten - Part 3: Determination of tin content - Hydrogenate atomic absorption spectrometry
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Valid
GB/T 4324.4-2012 — Methods for chemical analysis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry
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Valid
GB/T 4324.6-2012 — Methods for chemical analysis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry
National·Recommended
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Valid
GB/T 4324.7-2012 — Methods for chemical analysis of tungsten - Part 7: Determination of cobalt content - Inductively coupled plasma atomic emission spectrometry
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Valid
GB/T 4324.9-2012 — Methods for chemical analysis of tungsten - Part 9: Determination of cadmium content - Inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry
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$170.0015 pages
Valid
GB/T 4348.3-2012 — Sodium hydroxide for industrial use - Determination of iron content－1，10－phenanthroline photometric method
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$90.0015 pages
Valid
GB/T 4465-2012 — Basic dyes - Determination of shade and relative strength
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Valid
GB/T 4596-2012 — E-cores for three-phase transformers for use in electronic equipment
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$380.0021 pages
Valid
GB/T 4798.9-2012 — Classification of environmental conditions - Classification of groups of environmental parameters and their severities - Microclimates inside products
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$170.005 pages
Valid
GB/T 4937.3-2012 — Semiconductor devices -- Mechanical and climatic tests methods -- Part 3: External visual examination
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$80.00PDF
Valid
GB/T 5106-2012 — Straight cylindrical involute splines - Gauge
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$590.0033 pages
Valid
GB/T 5201-2012 — Test procedures for semiconductor charged particle detectors
National·Recommended
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$250.0014 pages
Valid
GB/T 5247-2012 — Electrolytic nickel powder
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$170.0015 pages
Valid
GB/T 5295-2012 — The spectral response characteristic series of photocathodes
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$320.0018 pages
Valid
GB/T 5458-2012 — Liquid nitrogen biological container
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$90.0015 pages
Valid
GB/T 553-2012 — Painting and marking of chain cables
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$70.0015 pages
Valid
GB/T 5561-2012 — Surface active agents -- Determination of viscosity and flow properties using a rotational viscometer
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$150.00PDF
Valid
GB/T 567.1-2012 — Bursting disc safety devices － Part 1: Basic requirment
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$365.0020 pages
Valid
GB/T 567.3-2012 — Bursting disc safety devices － Part 3: Classification and mounting dimensions
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$305.0017 pages
Valid
GB/T 5953.3-2012 — Steel wire for cold heading - part 3: Non-quenched and tempered steel wire for cold heading
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Valid
GB/T 6075.2-2012 — Mechanical vibration -- Evaluation of machine vibration by measurements on non-rotating parts -- Part 2: Land-based steam turbines and generators in excess of 50MW with normal operating speeds of 1500r/min, 1800r/min, 3000r/min and 3600r/min
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$550.00PDF
Valid
GB/T 6102.2-2012 — Test method for moisture regain in raw cotton - Electrical resistance meter
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$140.0015 pages
Valid
GB/T 6278-2012 — Simulated programme signal
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$70.0015 pages
Valid
GB/T 6440-2012 — Raw goat skin
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$260.0015 pages
Valid
GB/T 6491-2012 — Drying quality of sawn timber
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$260.0015 pages
Valid
GB/T 6512-2012 — Codes for modes of transport
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$90.00PDF
Valid
GB/T 6587-2012 — General specification for electronic measuring instruments
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$380.0021 pages
Valid
GB/T 6847-2012 — Imaging materials - Photographic film and paper - Determination of curl
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$180.0012 pages
Valid
GB/T 6890-2012 — Zinc powder
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$380.0021 pages
Valid
GB/T 691-2012 — Chemical reagent - Aniline
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Valid
GB/T 6996-2012 — Test charts of transparencies for television
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$440.0025 pages
Valid
GB/T 7052-2012 — Colour carbon black - Determination of flow characteristic
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$90.0015 pages