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GB/T 23834.4-2009 Chemical analysis method for stannous sulfate - Part 4: Determination of lead and copper content - Flame atomic absorption spectrometry $120.00 via email in 1~3 business day valid
GB/T 23834.5-2009 Chemical analysis method for stannous sulfate - Part 5: Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometry $120.00 via email in 1~3 business day valid
GB/T 23834.6-2009 Chemical analysis method for stannous sulfate - Part 6: Determination of iron content - 1 10-phenanthroline spectrophotometry $120.00 via email in 1~3 business day valid
GB/T 23835.1-2009 Lithium perchlorate anhydrous - Part 1: Lithium perchlorate anhydrous $120.00 via email in 1~3 business day valid
GB/T 23835.10-2009 Lithium perchlorate anhydrous - Part 10: Determination of iron content $120.00 via email in 1~3 business day valid
GB/T 23835.11-2009 Lithium perchlorate anhydrous - Part 11: Determination of lead content $120.00 via email in 1~3 business day valid
GB/T 23835.12-2009 Lithium perchlorate anhydrous - Part 12: Determination of total nitrogen content $120.00 via email in 1~3 business day valid
GB/T 23835.13-2009 Lithium perchlorate anhydrous - Part 13: Determination of transparency $100.00 via email in 1~3 business day valid
GB/T 23835.2-2009 Lithium perchlorate anhydrous - Part 2: Determination of lithium perchlorate anhydrous content $120.00 via email in 1~3 business day valid
GB/T 23835.3-2009 Lithium perchlorate anhydrous - Part 3: Determination of moisture content $120.00 via email in 1~3 business day valid
GB/T 23835.4-2009 Lithium perchlorate anhydrous - Part 4: Determination of water insoluble matter content $120.00 via email in 1~3 business day valid
GB/T 23835.5-2009 Lithium perchlorate anhydrous - Part 5: Determination of chloride content $120.00 via email in 1~3 business day valid
GB/T 23835.6-2009 Lithium perchlorate anhydrous - Part 6: Determination of chlorate content $120.00 via email in 1~3 business day valid
GB/T 23835.7-2009 Lithium perchlorate anhydrous - Part 7: Determination of sulfate content $120.00 via email in 1~3 business day valid
GB/T 23835.8-2009 Lithium perchlorate anhydrous - Part 8: Determination of potassium and sodium content $120.00 via email in 1~3 business day valid
GB/T 23835.9-2009 Lithium perchlorate anhydrous - Part 9: Determination of calcium content $120.00 via email in 1~3 business day valid
GB/T 23836-2009 Determination of molybdate in industrial circulating cooling water - Spectrometric method using thiocyanate $120.00 via email in 1~3 business day valid
GB/T 23837-2009 Industrial circulating cooling water - Determination of aluminium - Atomic absorption spectrometric methods $180.00 via email in 1~3 business day valid
GB/T 23838-2009 Determination of suspended solids of industrial circulating cooling water $180.00 via email in 1~3 business day valid
GB/T 23839-2009 Stannous sulfate for industrial use $210.00 via email in 1~3 business day valid
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