Search China standards English version for hexagonal boron

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Database: 365,228(8 Aug 2026)

TB 10001 fertilizer water-cooled unitary air conditioners tilletia lolii vibratory impact hammers black corundum method position device disposable round intrauterine device inserters

GB/T 223.81-2007 in English

Iron steel and alloy—Determination of total aluminum and total boron contents—Microwave digestion-inductively coupled plasma mass spectrometric method

VALID

Issued on:2007-12-18 | Implemented on:2008-02-01

$100.00 $97.00
GB/T 39138.3-2020 in English

Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3:Determination of chromium,iron,silicon and boron contents—Inductively coupled plasma atomic emission spectrometry

VALID

Issued on:2020-10-11 | Implemented on:2021-09-01

$100.00 $97.00
GB/T 29851-2013 in English

Test method for measuring boron and aluminium in silicon materials used for photovoltaic applications by secondary ion mass spectrometry

VALID

Issued on:2013-11-12 | Implemented on:2014-04-15

$120.00 $117.00
GB/T 16253-2019 in English

Steel castings for pressure purposes

VALID

Issued on:2019-08-30 | Implemented on:2020-03-01

$430.00 $418.00
GB/T 14540.2-1993 in English

Determination of boron content for compound fertilizers. Azomethine-H spectrophotometric method

SUPERSEDED

Issued on:1993-12-30 | Implemented on:1994-10-01

$180.00 $175.00
NB/T 20435-2017 in English

Physics tests for pressurized water reactor of nuclear power plants commissioning startup

VALID

Issued on:2017-04-01 | Implemented on:2017-10-01

$270.00 $262.00
GB/T 32281-2015 in English

Test method for measuring oxygen, carbon, boron and phosphorus in solar silicon wafers and feedstock by secondary ion mass spectrometry

VALID

Issued on:2015-12-10 | Implemented on:2017-01-01

$150.00 $146.00
HB 5297.19-2001 in English

Methods for Chemical Analysis of Titanium Alloys - Determination of Boron Content by Extraction-methylene blue-1, 2 dichloroethane Spectrophotometric Method

VALID

Issued on:2001-11-15 | Implemented on:2002-02-01

$40.00 $39.00
JB/T 7993-2025 in English

Chemical analysis methods for boron carbide

VALID

Issued on:2025-05-09 | Implemented on:2025-11-01

RFQ
YS/T 984-2014 in English

Determination of boron and phosphorus concent in silicon powder by chemical analysis

VALID

Issued on:2014-10-14 | Implemented on:2015-04-01

$160.00 $156.00

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