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Supelco

邻苯二甲酸氢钾

certified reference material for titrimetry, certified by BAM, ≥99.5%

Synonym(s):
KHP, 苯二甲酸氢钾, 邻苯二甲酸 单钾盐, 酞酸氢钾
Linear Formula:
HOOCC6H4COOK
CAS Number:
Molecular Weight:
204.22
Beilstein:
3637128
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.24

等级

certified reference material

测定

≥99.5%

质量

certified by BAM

technique(s)

titration: suitable

pH值(酸碱度)

4

mp

295-300 °C (dec.) (lit.)

application(s)

environmental

格式

neat

SMILES string

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

InChI key

IWZKICVEHNUQTL-UHFFFAOYSA-M

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一般描述

邻苯二甲酸氢钾(KHP)是严格条件下以最高精度测量产生的容量标准物。标准物的含量采用容量酸碱滴定法测定。其认证值和不确定性度量满足 ISO 指南 35 的要求。

应用

其可作为认证标准物质(CRM),用于碱量滴定法标准化滴定液。

特点和优势

  • 以坚固玻璃瓶装固体形式提供,确保开封前整个保质期内的稳定性。
  • 高纯度材料,可追溯至 NIST SRM
  • 高品质材料,可提供精准的滴定测定
  • 随附分析证书(CoA)

分析说明

精确浓度、有效期以及认证的详细信息请见每个包装内的证书和认证报告。含量和有效期见标签。

储存分类代码

13 - Non Combustible Solids

WGK

WGK 3

闪点(F)

387.1 °F - Pensky-Martens closed cup

闪点(C)

197.3 °C - Pensky-Martens closed cup

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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