Browse Standards
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็ฆปๅญๅ็จๅ็ฟๆททๅ็จๅๆฐงๅ็ฉๅๅญฆๅๆๆนๆณ ็ฌฌ2้จๅ๏ผไธๆฐงๅไบ้้็ๆตๅฎ
Chemical analysis methods for mixed rare earth oxides of ion-adsorption rare earth ore โ Part 2: Determination of aluminum oxide content
้ซ็ขณ้ฌไธ้่ฝดๆฟ้ข
High-carbon chromium stainless bearing steel
่น็จ้ๅ้ๆฟๆ
Aluminum alloy plates for ships
่็ญ้ข้ขๆฟๅ้ขๅธฆ
Heat-resistant steel plate, sheet and strip
็ต้้ก้ขๆฟ่กจ้ขๆถๆฒน้่ฏ้ชๆนๆณ
Test method for surface oil coating weight of electrolytic tinplate
ๅญๅ็บฟ่ฝฎ่็จ้ขๅธ็บฟ
Steel cord for radial tyres
่ดต้ๅฑๅ้ๅๅญฆๅๆๆนๆณ ้ใ้ฏๅ้ไธญ้ถ้็ๆตๅฎ ็ขๅ้พ็ตไฝๆปดๅฎๆณ
Methods for chemical analysis of precious metal alloys โ Determination of silver content in gold and palladium alloys โ Potassium iodide potentiometric titration method
็ญ่ฝงๅ้ข
Hot-rolled steel sections
็ต้้ก้ขๆฟ่กจ้ข้ฌ้็่ฏ้ชๆนๆณ
Test method for surface chromium content of electroplated tinplate
้ๅ้ๅ้็ฎก
Nickel and nickel alloy tubes
้ๅ้ๅ้ๅๅญฆๅๆๆนๆณ ็ฌฌ20้จๅ๏ผๅ ็ด ๅซ้็ๆตๅฎ ็ตๆ่ฆๅ็ญ็ฆปๅญไฝๅๅญๅๅฐๅ ่ฐฑๆณ
Methods for chemical analysis of magnesium and magnesium alloys โ Part 20: Determination of element content โ Inductively coupled plasma atomic emission spectrometry
่ดต้ๅฑๅ้ๅๅญฆๅๆๆนๆณ ้ใ้ใ้ฏๅ้ไธญ้้็ๆตๅฎ ็กซ้ ธไบ้็ตไฝๆปดๅฎๆณ
Methods for chemical analysis of precious metal alloys โ Determination of gold content in gold, platinum, and palladium alloys โ Ferrous sulfate potentiometric titration method
่ดต้ๅฑๅ้ๅๅญฆๅๆๆนๆณ ้ฏใ้ถๅ้ไธญ้ฏ้็ๆตๅฎ ไบ็ฒๅบไนไบ้่้้ๆณ
Methods for chemical analysis of precious metal alloys โ Determination of palladium content in palladium-silver alloys โ Dimethylglyoxime gravimetric method
่ฟๅ้้ญ
Reduced germanium ingot
่็ฃจๆๅคๅๆๆ้ธไปถ
Wear-resistant composite material castings
้้ญ
Gold Ingot
่ฝฏๅ ่ฃ ็จ้ๅ้ๅ้็ฎ
Aluminium and aluminium alloy foils for flexible packaging
็ขณ็ด ็ปๆ้ขๅท่ฝง้ขๆฟๅ้ขๅธฆ
Cold-rolled carbon structural steel sheets and strips
้ผไธ
Molybdenum wire
ๆฐงๅ้
Cerium oxide