Chinese National Standards

Sealing strips for plastic doors and windows

Issued

2026-05-25

Effective

2026-12-01

Methods for chemical analysis of tungsten concentrates—Part 11：Determination of impurity element contents—Inductively coupled plasma atomic emission spectrometry

Issued

2026-05-25

Effective

2026-12-01

Steel cord conveyor belts—Determination of the lateral and vertical displacement of steel cords

Issued

2026-05-25

Effective

2026-12-01

Soil quality—Determination of total mercury, total arsenic and total lead—Atomic fluorescence spectrometry—Part 1: Determination of total mercury in soil

Issued

2026-05-25

Effective

2026-12-01

Chemical analysis methods and determination of physical performance of alumina—Part 5：Determination of sodium oxide and potassium oxide contents

Issued

2026-05-25

Effective

2026-12-01

Mill for rubber and plastics

Issued

2026-05-25

Effective

2026-12-01

Shale gas—Technical specifications of development plan

Issued

2026-05-25

Effective

2026-12-01

Aluminum nitride ceramic powder

Issued

2026-05-25

Effective

2026-12-01

Leather and fur—Chemical tests—Determination of phthalate content

Issued

2026-05-25

Effective

2026-12-01