GB/T Recommended National Standards

Chemical analysis methods of rare earth ferrosilicon alloys and rare earth magnesium ferrosilicon alloys—Part 2: Determination of calcium, magnesium, manganese, aluminum, barium, antimony, bismuth, strontium, phosphorus and titanium contents

Issued

2026-05-25

Effective

2026-12-01

Methods for chemical analysis of magnesium and magnesium alloys—Part 3：Determination of lithium,silver content—Flame atomic absorption spectrometry method

Issued

2026-05-25

Effective

2026-12-01

Pharmaceutical equipment—General technical requirements for bioreactor

Issued

2026-05-25

Effective

2026-12-01

Guidelines for the conduct of tests for distinctness, uniformity and stability—Foxtail millet[Setaria italica（L.）Beauv.]

Issued

2026-05-25

Effective

2026-12-01

Technical guidelines for strontium-containing waste residue recycling

Issued

2026-05-25

Effective

2026-12-01

Packing, marking, transporting and storing of wrought aluminium and aluminium alloy products

Issued

2026-05-25

Effective

2026-12-01

Safflowerseed oil

Issued

2026-05-25

Effective

2026-12-01

Carbon-based catalytic desulfurization method for sulfur-containing waste gas

Issued

2026-05-25

Effective

2026-12-01

Evaluation method for enterprise intelligent manufacturing performance and capability

Issued

2026-05-25

Effective

2026-12-01