echemi logo
Product
  • Product
  • Supplier
  • Inquiry
    Home > Popular Keywords > Keyword List S > s 1 to hz

    s 1 to hz

    All the latest news related s 1 to hz are here. We share widely topic articles of s 1 to hz on echemi.com.
    • Nitromethane for industrial use (1)

      Time of Update: 2021-10-18
      For undated reference documents, the latest version is applicable to this standard .
    • Southwest Drill No. 1: Yongye 10-2HF Well No. 2 single drill bit set a record

      Time of Update: 2021-10-18
      Recently, Southwest Petroleum Engineering Company Drilling No. 1 Branch 50789 team set two records in the Yongye 10-3HF well, and created the Yongchuan shale gas block with 1515
    • Industrial L-cystine (1)

      Time of Update: 2021-10-18
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules, packaging, marking, transportation and storage of industrial L-cystine .
    • Industrial Glycine (Glycine) (1)

      Time of Update: 2021-10-18
      3. 2 Industrial glycine shall meet the technical requirements shown in Table 1 .
    • Zhongyuan Drill II: Well Yuanshen 1 successfully completed the surface casing construction

      Time of Update: 2021-10-17
      Started in many ways, strengthened the implementation of measures and strengthened process management and control to ensure the smooth progress of this casing running operation.
    • Industrial cobalt acetate (1)

      Time of Update: 2021-10-16
      3. 2 The quality of industrial cobalt acetate should meet the requirements of Table 1 .
    • Industrial Acetanilide (1)

      Time of Update: 2021-10-16
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of industrial acetanilide .
    • Industrial antimony acetate (1)

      Time of Update: 2021-10-16
      3. 2 The quality of industrial antimony acetate should meet the requirements of Table 1 .
    • Industrial manganese acetate (1)

      Time of Update: 2021-10-16
      1 ScopeThis standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, and storage of industrial manganese acetate .
    • Industrial ethyl acetoacetate (1)

      Time of Update: 2021-10-15
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of ethyl acetoacetate .
    • Industrial Chloromethyl Methyl Ether (1)

      Time of Update: 2021-10-15
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of industrial chloromethyl methyl ether .
    • Cetyl Alcohol (1)

      Time of Update: 2021-10-15
      Reference standards>Preparation of standard solution for GB/T601 chemical reagent titration analysis (volume analysis)>Preparation of preparations and products used in GB/T603 chemical
    • Bromoethane for industrial use (1)

      Time of Update: 2021-10-15
      1 ScopeThis standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and safety of bromoethane for industrial use .
    • 1-Phenyl-3-methyl-5-pyrazolone (two)

      Time of Update: 2021-10-15
      3. 1 Method summaryThe standard titration solution of 1-phenyl-3-methyl-5-pyrazolone and sodium nitrite undergoes nitrosation reaction under acidic conditions, and the end point is indicated by starch-potassium iodide test paper .
    • Thermal oil-400 (biphenyl-diphenyl ether mixture) (1)

      Time of Update: 2021-10-15
      3. 2 Heat transfer oil-400 (biphenyl-diphenyl ether mixture) should meet the requirements of the following table:  
    • 1-Phenyl-3-methyl-5-pyrazolone (one)

      Time of Update: 2021-10-15
      This standard applies to the product quality inspection of 1-phenyl-3-methyl-5-pyrazolone .
    • Industrial neopentyl glycol (1)

      Time of Update: 2021-10-15
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation, and storage of neopentyl glycol .
    • Industrial p-chlorophenol (1)

      Time of Update: 2021-10-15
      standards>GB190 dangerous goods packaging mark>Preparation of preparations and products used in GB/T603 chemical reagent test method>The expression method
    • Industrial methyl methacrylate (1)

      Time of Update: 2021-10-15
      1 Subject content and scope of applicationThis standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation, and storage of industrial methyl methacrylate .
    • Dodecanol (1)

      Time of Update: 2021-10-15
      >Relative molecular mass: 186. 34 (according to the international relative atomic mass in 1989)>2 Reference standards>Preparation of standard solution for GB601 chemical reagent

    Contact Us

    The source of this page with content of products and services is from Internet, which doesn't represent Echemi's opinion. If you have any queries, please write to service@echemi.com. It will be replied within 5 days.

    Moreover, if you find any instances of plagiarism from the page, please send email to service@echemi.com with relevant evidence.