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  • KS L9310-2017 Methods for chemical analysis of aluminum nitride powders2024-02-22
  • NF EN ISO 6847-2020 Welding consumables - Deposition of a weld metal pad for chemical analysis2024-01-13
  • NF C31-023-4-2016 Winding wires - Test methods - Part 4 - chemical properties2023-12-21
  • UL 1254 BULLETIN-2018 UL Standard For Safety Pre-Engineered Dry Chemical Extinguishing System Units (Commen...2023-11-22
  • NF EN ISO 14088-2020 Leather - Chemical tests - Quantitative analysis of tanning agents by filter method2023-11-22
  • ISO 17072-2-2019 皮革--金屬含量的化學(xué)測定--第2部分：總金屬含量 Leather -- Chemical determination of metal cont...2023-10-17
  • KS K ISO 1833-8-2018 extiles — Quantitative chemical analysis — Part 8: Mixtures of acetate and triacetat...2023-10-16
  • KS K ISO 1833-26-2020 Textiles — Quantitative chemical analysis —Part 26: Mixtures of melamine and cotton...2023-10-12
  • NF G52-023-2016 Leather - Chemical determination of N-methyl-2-pyrrolidone (NMP) in leather2023-10-07
  • SAE AMS2259F-2017 Chemical Check Analysis Limits Wrought Low-Alloy And Carbon Steels2023-10-03
  • ISO 14104-2017 齒輪--磨光后的表面回火侵蝕檢查--化學(xué)法 Gears — Surface temper etch inspection after grinding...2023-09-30
  • GB/T 41692-2022 化學(xué)品 稀有鮈鯽幼體生長(cháng)試驗 Chemicals-Rare minnow (Gobiocypris rarus) juvenile growth test...2023-09-22
  • ASTM C308-2018 Standard Practice for Working, Initial Setting, and Service Strength Setting Times of Chemic...2023-09-17
  • HS/T 39-2013 海關(guān)化驗標準編寫(xiě)規則 Rules for the drafting of customs chemical analysis standards2023-08-31
  • GB 12595-2008 工作基準試劑 硝酸銀 Working chemical--Silver nitrate2023-08-29
  • HG/T 20534-2021 化工固體原、燃料制備設計規范 Code for design of preparation of chemical solid raw and fuel...2023-08-27
  • ASTM C759-2018 Standard Test Methods for Chemical, Mass Spectrometric, Spectrochemical, Nuclear, and Radioc...2023-08-13
  • ASTM C114-2018 Standard Test Methods for Chemical Analysis of Hydraulic Cement2023-08-02
  • BS EN ISO 4044-2017 皮革 化學(xué)試驗 化學(xué)測試樣品的制備 Leather. Chemical tests. Preparation of chemical test s...2023-07-11
  • ASTM D1308-2020 Standard Test Method for Effect of Household Chemicals on Clear and Pigmented Coating Syste...2023-06-18
  • HG/T 2760-2011 化學(xué)試劑 氯化鋅 Chemical reagent-Zinc chloride  2023-06-15
  • GB 24502-2009 煤礦用化學(xué)氧自救器 Chemical oxygen self-rescuer for coal mine2023-05-31
  • DIN EN ISO 4044-2017 皮革 化學(xué)試驗 化學(xué)試樣的制備 Leather - Chemical tests - Preparation of chemical test sa...2023-05-03
  • GB 1260-2008 工作基準試劑 氧化鋅 Working chemical--Zinc oxide2023-05-01
  • BS EN ISO 17072-1-2019 Leather. Chemical determination of metal content. Extractable metals2023-04-24
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