产品名称
水标 0.1 %，用于库伦法测定, Certified Reference Material for coulometric Karl Fischer Titration 1 g ≙ 1 mg H2O Aquastar®
grade
certified reference material
agency
ISO 17025, 17034
product line
Aquastar®
form
liquid
autoignition temp.
287 °C (Information refers to the main component.)
reaction suitability
reaction type: water standard for Karl Fischer titration
packaging
ampule of 10 × 8 mL
technique(s)
Karl-Fischer titration: suitable, titration: suitable
bp
119 °C/1013 hPa
transition temp
flash point 31 °C (Information refers to the main component.)
density
0.92 g/cm3 at 20 °C
format
single component solution
storage temp.
15-25°C
Quality Level
expl. lim.
1.7-11.5 % (v/v) Information refers to the main component.()
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General description
请浏览 ISO 证书和现场质量自评以查看当前的鉴定证书。
在http://www.sigma-aldrich.com下载证书以查看认证值，包括不确定性和失效日期。
Application
Features and Benefits
- 方便的8 mL玻璃安瓿包装，每盒含10支一次性安瓿瓶
- 提供批次特定的分析证书(CoA)，附有准确测定的批次含水量数据、分析方法、NIST批次和最短保质期
- 经ISO/IEC 17025和ISO 17034认证实验室检测和验证
- 可直接溯源至SI单位(kg)，并经NIST SRM 2890验证
Packaging
Analysis Note
Legal Information
signalword
Warning
hcodes
Hazard Classifications
Flam. Liq. 3 - STOT SE 3
target_organs
Central nervous system
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
88.7 °F - closed cup - Information refers to the main component.
flash_point_c
31.5 °C - closed cup - Information refers to the main component.
法规信息
商品
Methods including internal extraction, external extraction, and Karl Fischer oven ensure accurate water content determination by titration.
New Aquastar® Karl Fischer Anolyte for precise and reproducible determination of low water content in the range of 10 ppm to 10000 ppm for cells without a diaphragm.
SmartChemicals enable wireless CoA data transfer, reducing human error in titration experiments.
实验方案
Karl Fischer titration offers accurate water content determination in hemp samples compared to the loss on drying method.
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