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agency
traceable to PTB
品質等級
形狀
liquid
折射率
n20/D 1.34 (lit.)
pH值
7 (20 °C)
bp
100 °C (lit.)
mp
0 °C (lit.)
密度
1.000 g/mL at 3.98 °C (lit.)
儲存溫度
15-25°C
一般說明
This certified reference material (CRM)is directly traceable to the corresponding primary reference material from the Physikalisch Technische Bundesanstalt (PTB), Germany. The electrolytic conductivity of this standard is determined using a conductivity meter from an accredited Merck calibration laboratory.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
應用
Intended for use in aqueous solution for measuring conductivity cell constant or as a control sample.
分析報告
Electrical conductivity (25 °C): 0 - 0.002 mS/cm
法律資訊
CERTIPUR®
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
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