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Cyanide standard solution

品牌
Supelco
货号
1.19533
规格纯度
traceable to SRM from NIST K2[Zn(CN)4] in H2O 1000 mg/l CN Certipur®
参考价格
829.56 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

分析说明

Concentration     β (CN⁻): 990 - 1010 mg/l
Determination method: Argentometric titration.
The content of this solution was determined with silver nitrate standard solution (article number 1.09081) standardized against volumetric standard sodium chloride (article number 1.02406). The expanded measurement uncertainty is ± 0.7 % (k=2 coverage factor for 95% coverage probability). The certified value is traceable to primary standard NIST SRM 999b (NIST: National Institute of Standards and Technology, USA) by means of volumetric standard sodium chloride, measured in the accredited calibration laboratory of Merck KGaA, Darmstadt, Germany in accordance to DIN EN ISO/IEC 17025.

法律信息

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

产品性质

质量水平100
technique(s)ion chromatography: suitable
pH值(酸碱度)9-10 (20 ℃ in H2O)
密度1.00 g/cm3 at 20 ℃
application(s)environmental
food and beverages
格式single component solution
储存温度2-8℃

安全信息

象形图GHS07
警示用语:Warning
危险声明H332 - H412
预防措施声明P261 - P271 - P273 - P304 + P340 + P312 - P501
危险分类Acute Tox. 4 Inhalation - Aquatic Chronic 3
补充剂危害EUH032
储存分类代码12 - Non Combustible Liquids
WGKWGK 2
闪点(F)Not applicable
闪点(C)Not applicable

SUPELCO

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