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Buffer solution
产品编号: | 4058375 |
规格: | (citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (20°C) Certipur® |
包装规格: | 1 L,4 L |
产品类别: | 进口试剂 |
品牌: | Supelco |
优惠价: | 立即咨询 |
产品性质
Quality Level【质量水平】 | 300 |
grade【等级】 | certified reference material |
product line【产品线】 | Certipur® |
pH【pH值(酸碱度)】 | 6.0 (25 ℃ in H2O) |
density | 1.01 g/cm3 at 20 ℃ |
application(s) | environmental food and beverages general analytical industrial qc pharmaceutical |
format【格式】 | mixture |
storage temp.【储存温度】 | 15-25℃ |
基本信息
General description【一般描述】 | The buffer solution (citric acid/sodium hydroxide) is gravimetrically prepared using high-quality reagents in high-purity water. It is quality controlled and qualified in an ISO/IEC 17025 accredited calibration lab. Its pH value of 6.00 at 20℃ is measured with a combined glass electrode following a 5-point calibration method, according to DIN 19268, against reference buffer solutions as per DIN 19266. The label on the product follows ISO Guide 31 and contains information on order number, article description, lot number, expiry date and safety data. |
Application【应用】 | The citric acid/sodium hydroxide certified buffer solution is used for the calibration, qualification, and monitoring of pH measuring instruments in various analytical procedures. |
Features and Benefits【特点和优势】 |
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Legal Information【法律信息】 | CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany |
安全信息
Storage Class Code【储存分类代码】 | 12 - Non Combustible Liquids |
WGK | WGK 1 |