国家标准物质-国家标准物质网【世佳质检】
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HY-Y0281 水质pH标准溶液水质pH标准溶液 Water quality pH standard solution 50mL
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HY-Y0280 磷酸盐缓冲液磷酸盐缓冲液 Phosphate buffer 500mL
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HY-Y0279 醋酸-醋酸钠缓冲液醋酸-醋酸钠缓冲液 Acetate - sodium acetate buffer 500mL
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HY-Y0278 荧光分光光度计检定用溶液标准物质(硫酸水溶液中硫酸奎宁溶液套标)荧光分光光度计检定用溶液标准物质(硫酸水溶液中硫酸奎宁溶液套标) Solution reference material for fluorescence spectrophotometer verification (quinine sulfate solution jacket in sulfuric acid solution) 20mL
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HY-Y0277 正己烷中氯氟氰菊酯和高效氯氟氰菊酯混合溶液标准物质正己烷中氯氟氰菊酯和高效氯氟氰菊酯混合溶液标准物质 Reference material for mixed solution of cyhalothrin and beta-cyhalothrin in n-hexane 1.2mL
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HY-Y0276 氨-氯化铵缓冲溶液氨-氯化铵缓冲溶液 Ammonia-ammonium chloride buffer solution 500mL
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HY-Y0275 钼酸铵硫酸试液钼酸铵硫酸试液 Ammonium molybdate sulfuric acid test solution 250mL
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HY-Y0274 人工汗液人工汗液 Artificial sweat 1L
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HY-Y0273 酚酞指示液酚酞指示液 Phenolphthalein indicator solution 50mL
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HY-Y0272 溴麝香草酚蓝指示液(溴百里香酚蓝指示液)溴麝香草酚蓝指示液(溴百里香酚蓝指示液) Bromothymol blue indicator (bromothymol Blue indicator) 100mL
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