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SPC GB/T 20975.31-2019Methods for chemical analysis of aluminium and aluminium alloys -- Part 31: Determination of phosphorus content -- Molybdenum blue spectrophotometry (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 20975.30-2019Methods for chemical analysis of aluminium and aluminium alloys -- Part 30: Determination of hydrogen content -- Heating extraction-thermal conductivity method (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 20975.29-2019Methods for chemical analysis of aluminium and aluminium alloys -- Part 29: Determination of molybdenum content -- Thiocyanate spectrophotometry (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 20975.28-2019Methods for chemical analysis of aluminium and aluminium alloys -- Part 28: Determination of cobalt content -- Flame atomic absorption spectrometry (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 1431-2019The test method for compressive strength of carbon materials (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 13747.5-2019Methods for chemical analysis of zirconium and zirconium alloys -- Part 5:Determination of aluminium content -- Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 13477.13-2019Test method for building sealants -- Part 13:Determination of adhesion/cohesion properties at variable temperatures (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 12688.5-2019Test method of styrene for industrial use -- Part 5:Determination of the content of total aldehydes -- Titrimetric method (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 12688.1-2019Test method of styrene for industrial use -- Part 1:Determination of purity and hydrocarbon impurities -- Gas chromatography (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 18921-2019The reuse of urban recycling water -- Water quality standard for scenic environment use (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 22649-2019Aluminium and aluminium alloys foil for container (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020
SPC GB/T 224-2019Determination of the depth of decarburization of steels (TEXT OF DOCUMENT IS IN CHINESE)standard by Standards Press of China, 05/01/2020