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Merck
CN
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文件

1.09462

Supelco

即用型pH标准液

(boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 11.00 (20°C) Certipur®

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别名:
Buffer solution pH 11.00 (20°C) (boric acid/potassium chloride/sodium hydroxide)
UNSPSC代码:
12161705
NACRES:
NA.25

等级

certified reference material

质量水平

300

产品线

Certipur®

pH值（酸碱度）

11.0 (25 °C in H2O)

密度

1.01 g/cm3 at 20 °C

应用

environmental
food and beverages
general analytical
industrial qc
pharmaceutical

格式

mixture

储存温度

15-25°C

相关类别

一般描述

硼酸/氯化钾/氢氧化钠认证缓冲溶液在注册校准实验室根据DIN EN ISO/IEC 17025使用高质量试剂进行重量制备。在20°C下，采用5点校准方法，使用组合玻璃电极测得其pH值为11.00。测量是按照 DIN 19268采用符合DIN 19266、 NIST、 IUPAC、 Ph. Eur 和 USP的参考缓冲溶液进行的。pH值与温度密度密切相关，因此在使用过程中必须保持温度恒定。

请访问 ISO 证书和现场质量自我评估 以获取最新的认证证书。

在 http://www.sigma-aldrich.com 下载证书，查看认证值，包括不确定度和有效期。

应用

本缓冲液可用作pH测量仪器或pH电极的校准标准品，并可用作测量其它溶液pH值的对照品。

特点和优势

  • 经ISO/IEC 17025和ISO 17034认可实验室检测和验证
  • 可直接追溯至NIST 二级参考标准物质和PTB一级有证参考标准物质
  • 即用型溶液。
  • 提供密封塑料瓶，以防污染
  • 随附详细和批次特定的分析证书(CoA)，便于有效审计
  • 产品标签遵循ISO指南31，包含订购号、物品描述、批号、安全数据和有效期的信息
  • 包装材料已按照ISO指南35进行详细稳定性研究

法律信息

CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

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缓冲溶液, (boric acid/potassium chloride/sodium hydroxide solution), traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

1.99004

缓冲溶液, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

1.09400

Buffer Solution, (boric acid/potassium chloride/sodium hydroxide) colour coded: yellow, tracable to NIST and PTB pH 10.00 (20°C) Certipur®

1.09461

即用型pH标准液, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

1.99021

Buffer Solution, (boric acid, sodium hydroxide, potassium chloride) tracable to SRM from NIST and PTB pH 11.00 (25°C) Certipur®

1.99050

Buffer solution, (boric acid/potassium chloride/sodium hydroxide) colour coded: blue, traceable to NIST and PTB pH 10.00 (25°C) Certipur®

1.09476

Buffer solution, (boric acid/potassium chloride/sodium hydroxide), coloured: blue traceable to SRM from NIST and PTB pH 9.00 (20°C) Certipur®

1.09438

即用型pH标准液, (boric acid/potassium chloride/sodium hydroxide), traceable to SRM from NIST and PTB pH 10.00 (20°C) Certipur®

1.09409

缓冲溶液, (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 10.00 (25°C) Certipur®

1.09408

缓冲溶液, (boric acid/potassium chloride/sodium hydroxide)traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®

1.99038

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1.09460

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象形图

Health hazard
GHS08

警示用语：

Danger

危险声明

H360FD

危险分类

Repr. 1B

储存分类代码

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

nwg

闪点(°F)

Not applicable

闪点(°C)

Not applicable

分析证书(COA)

输入产品批号来搜索 分析证书(COA) 。批号可以在产品标签上"批“ （Lot或Batch）字后找到。

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