2025-12-14 216.73.216.3
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished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 23595.3-2025 Test methods of rare earth phosphors for LED—Part 3: Determination of chromaticity coordinates 210.0 via email in 1~3 business day valid,,2025-8-1
GB/T 23595.4-2025 Test methods of rare earth phosphors for LED—Part4: Determination of high temperature and high humidity property 210.0 via email in 1~3 business day valid,,2025-8-1
GB/T 23595.1-2025 Test methods of rare earth phosphors for LED—Part1: Determination of spectrum 210.0 via email in 1~3 business day valid,,2025-8-1
GB/T 6150.20-2025 Methods for chemical analysis of tungsten concentrates—Part 20：Determination of mercury content一Solid sampling and direct mercury analysis method 270.0 via email in 1~3 business day valid,,2025-8-1
GB/T 6150.19-2025 Methods for chemical analysis of tungsten concentrates—Part 19:Determination of fluoride content—Ion selective electrode method 270.0 via email in 1~3 business day valid,,2025-8-1
GB/T 44762-2024 Lanthanum chloride 270.0 via email in 1~3 business day valid,,2025-5-1
GB/T 44754-2024 RE-base hydrogen storage alloy used in solid-state hydrogen storage 270.0 via email in 1~3 business day valid,,2025-5-1
GB/T 12690.21-2024 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 21：Determination of sulfate radical content in rare earth oxides—Barium sulfate turbidimetry 210.0 via email in 1~3 business day valid,,2025-5-1
GB/T 23276-2024 Method for chemical analysis of palladium compounds—Determination of palladium content—Complexometric tityation using butanedione dioxime releasing EDTA and gravimetric method 270.0 via email in 1~3 business day valid,,2025-4-1
GB/T 11064.1-2024 Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 1: Determination of lithium carbonate content—Titration 270.0 via email in 1 business day valid,,2025-4-1
T/CGA 48-2024 Sintering ceramsite of cyanide leaching residue via email in business day valid,,2025-3-1
T/CGA 45-2024 Technical specification for treatment of cyanide leaching residue—Sulfur dioxide-air process via email in business day valid,,2025-3-1
GB/T 12690.12-2024 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 12: Determination of thorium and uranium contents—Inductively coupled plasma mass spectrum method 270.0 via email in 1~3 business day valid,,2024-11-1
GB/T 4137-2024 Rare earth ferrosilicon alloy 165.0 via email in 1~3 business day valid,,2024-11-1
GB/T 4138-2024 Rare earth ferrosilicon magnesium alloy 165.0 via email in 1~3 business day valid,,2024-11-1
GB/T 43753.1-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 1：Determination of gold, silver, platinum, palladium and iridium contents—Inductively coupled plasma-atomic emission spectrometry 330.0 via email in 1~5 business day valid,,2024-10-1
GB/T 43753.2-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 2：Determination of zinc, manganese, chromium, cadmium, lead, iron, aluminium, nickel, copper and beryllium contents—Inductively coupled plasma-atomic emission spectrometry 435.0 via email in 1~5 business day valid,,2024-10-1
GB/T 43750-2024 Test method of magnetic properties of isotropic rare-earth permanent magnetic powder 180.0 via email in 1~3 business day valid,,2024-10-1
GB/T 43753.3-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 3：Determination of sulfate content—Barium sulphate gravimetric method 195.0 via email in 1~3 business day valid,,2024-10-1
GB/T 43753.4-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 4：Determination of chlorine ion—Silver chlorine turbidimetric method 270.0 via email in 1~3 business day valid,,2024-10-1
Previous Page     Next Page



Code of China
Search

GB/T 23595.3-2025 Test methods of rare earth phosphors for LED—Part 3: Determination of chromaticity coordinates 
  Issued on: 2025-01-24   Price(USD): 210.0
GB/T 23595.4-2025 Test methods of rare earth phosphors for LED—Part4: Determination of high temperature and high humidity property 
  Issued on: 2025-01-24   Price(USD): 210.0
GB/T 23595.1-2025 Test methods of rare earth phosphors for LED—Part1: Determination of spectrum 
  Issued on: 2025-01-24   Price(USD): 210.0
GB/T 6150.20-2025 Methods for chemical analysis of tungsten concentrates—Part 20：Determination of mercury content一Solid sampling and direct mercury analysis method 
  Issued on: 2025-01-24   Price(USD): 270.0
GB/T 6150.19-2025 Methods for chemical analysis of tungsten concentrates—Part 19:Determination of fluoride content—Ion selective electrode method 
  Issued on: 2025-01-24   Price(USD): 270.0
GB/T 44762-2024 Lanthanum chloride 
  Issued on: 2024-10-26   Price(USD): 270.0
GB/T 44754-2024 RE-base hydrogen storage alloy used in solid-state hydrogen storage 
  Issued on: 2024-10-26   Price(USD): 270.0
GB/T 12690.21-2024 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 21：Determination of sulfate radical content in rare earth oxides—Barium sulfate turbidimetry 
  Issued on: 2024-10-26   Price(USD): 210.0
GB/T 23276-2024 Method for chemical analysis of palladium compounds—Determination of palladium content—Complexometric tityation using butanedione dioxime releasing EDTA and gravimetric method 
  Issued on: 2024-09-29   Price(USD): 270.0
GB/T 11064.1-2024 Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate and lithium chloride—Part 1: Determination of lithium carbonate content—Titration 
  Issued on: 2024-09-29   Price(USD): 270.0
T/CGA 48-2024 Sintering ceramsite of cyanide leaching residue 
  Issued on: 2024-11-27   Price(USD):
T/CGA 45-2024 Technical specification for treatment of cyanide leaching residue—Sulfur dioxide-air process 
  Issued on: 2024-11-27   Price(USD):
GB/T 12690.12-2024 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 12: Determination of thorium and uranium contents—Inductively coupled plasma mass spectrum method 
  Issued on: 2024-4-25   Price(USD): 270.0
GB/T 4137-2024 Rare earth ferrosilicon alloy 
  Issued on: 2024-4-25   Price(USD): 165.0
GB/T 4138-2024 Rare earth ferrosilicon magnesium alloy 
  Issued on: 2024-4-25   Price(USD): 165.0
GB/T 43753.1-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 1：Determination of gold, silver, platinum, palladium and iridium contents—Inductively coupled plasma-atomic emission spectrometry 
  Issued on: 2024-3-15   Price(USD): 330.0
GB/T 43753.2-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 2：Determination of zinc, manganese, chromium, cadmium, lead, iron, aluminium, nickel, copper and beryllium contents—Inductively coupled plasma-atomic emission spectrometry 
  Issued on: 2024-3-15   Price(USD): 435.0
GB/T 43750-2024 Test method of magnetic properties of isotropic rare-earth permanent magnetic powder 
  Issued on: 2024-3-15   Price(USD): 180.0
GB/T 43753.3-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 3：Determination of sulfate content—Barium sulphate gravimetric method 
  Issued on: 2024-3-15   Price(USD): 195.0
GB/T 43753.4-2024 Methods for chemical analysis of precious metals alloys electroplating wastewater—Part 4：Determination of chlorine ion—Silver chlorine turbidimetric method 
  Issued on: 2024-3-15   Price(USD): 270.0
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: Beijing COC Tech Co., Ltd. 2008-2040