Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
LoginRegister
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 7739.9-2007 Methods for chemical analysis of gold concentrates—Part 9:Determination of carbon contents $120.00 via email in 1~3 business day to be superseded
GB/T 8151.15-2005 Methods for chemical analysis of zinc concentrates—Determination of mercury content—Atomic fluorescence spectrometry method $115.00 via email in 1~3 business day valid
GB/T 8151.16-2005 Methods for chemical analysis of zinc concentrates - Determination of cobalt content - Flame atomic absorption sspectrometer method $115.00 via email in 1~3 business day valid
GB/T 8151.4-2000 Methods for chemical analysis of zinc concentrates - Determination of silicon dioxide content $184.00 via email in 1~3 business day abolished
GB/T 8152.1-1987 Methods for chemical analysis of lead concentrates; The Na2 EDTA volumetric method for the determination of lead content $184.00 via email in 1~3 business day superseded
GB/T 8152.1-2006 Methods for chemical analysis of lead concentrates―Determination of lead content―EDTA titration method after acid digestion $190.00 via email in 1~3 business day valid
GB/T 8152.10-1989 Methods for chemical analysis of lead concentrates; Lead concentrates; Determination of silver content; Flame atomic absorption spectrophotometric method $184.00 via email in 1~3 business day superseded
GB/T 8152.10-2006 Methods for chemical analysis of lead concentrates―Determination of silver and gold content―Fire assay and flame atomic absorption spectrometric method using scorification or cupellation $140.00 via email in 1~3 business day valid
GB/T 8152.2-1987 Methods for chemical analysis of lead concentrates; The Na2 EDTA volumetric method for the determination of zinc content $184.00 via email in 1~3 business day superseded
GB/T 8152.2-2006 Methods for chemical analysis of lead concentrates - Determination of lead content - Back titration of EDTA after precipitation of lead sulfate $180.00 via email in 1~3 business day valid
GB/T 8152.3-1987 Methods for chemical analysis of lead concentrates; The chromazurol S spectrophotometric method for the determination of aluminium (3) oxide content $184.00 via email in 1~3 business day superseded
GB/T 8152.3-2006 Methods for chemical analysis of lead concentrates - Determination of aluminium(III) oxide content - Chromazurol S spectrophotometric method $60.00 via email in 1~3 business day valid
GB/T 8152.4-1987 Methods for chemical analysis of lead concentrates--The atomic absorption spectrophotometric method for the determination of copper content $190.00 via email in 1~3 business day abolished
GB/T 8152.5-2006 Methods for chemical analysis of lead concentrates - Determination of arsenic content - Atomic fluorescence spectrometer method $60.00 via email in 1~3 business day valid
GB/T 8152.7-1987 Methods for chemical analysis of lead concentrates; The arsenic-bismuth-molybdenum blue spectrophotometric method for the determination of arsenic content $184.00 via email in 1~3 business day superseded
GB/T 8152.9-1989 Method for chemical analysis of lead concentrates--The fire-assaying methods for the determination of gold and silver content $180.00 via email in 1~3 business day valid
GB/T 8454-2020 Reduced ilmenite powder for welding rob-Determination of ferrous iron content- Potassi um dichromate titrimetric method $135.00 via email in 1~3 business day valid
GB/Z 42358-2023 Iron ores—Wavelength dispersive X-ray fluorescence spectrometers—Determination of precision $435.00 via email in 1~5 business day valid
GB/Z 42520-2023 Guidelines for X-ray fluorescence spectrometric laboratory practice for the analysis of iron ores $375.00 via email in 1~5 business day valid
GB/Z 42521-2023 Iron ores—Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion $225.00 via email in 1~3 business day valid
* Related standard quantity: * Page quantity: * Current: * First Previous [28][29][30][31][32][33][34][35][36][37][38] Next End



About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: TransForyou Co., Ltd. 2008-2040 51La