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GB/T Recommended National Standards

Browse selected GB/T standards used in quality, testing, product compliance, and China market-entry workflows.

GB/T 18525.6-2026

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Irradiation processing practice for agricultural product—Part 6：Dehydrated vegetable

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 13748.4-2026

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Methods for chemical analysis of magnesium and magnesium alloys—Part 4：Determination of manganese and zirconium content—Spectrophotometric method

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 33560-2026

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Cybersecurity technology—Cryptographic application identifier

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 13748.13-2026

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Methods for chemical analysis of magnesium and magnesium alloys—Part 13：Determination of lead, calcium, kalium and sodium content—Flame atomic absorption spectrometric method

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 6609.13-2026

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Chemical analysis methods and determination of physical performance of alumina—Part 13: Determination of calcium oxide content—Flame atomic absorption spectrometric method

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 25155-2026

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Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 26279-2026

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Graphite crucible

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 47631-2026

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Optical functional films—Scanning microscope test methods for apparent quality

Issued: 2026-05-25
Effective: 2026-12-01

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GB/T 47634-2026

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Section steel for transport rail of medium and low speed maglev transit

Issued: 2026-05-25
Effective: 2026-12-01

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