1.09915

Selenium standard

1000 mg Se, (SeO₂ in HNO₃) Titrisol^®

• 同義詞: Selenium standard for aqueous matrices
• 分類程式碼代碼: 41116107
• NACRES: NA.24

屬性

• 等級: analytical standard
• 品質等級: 100
• 產品線: Titrisol^®
• 形狀: concentrate
• 濃度: 1000 mg Se in nitric acid
• 技術: AAS: suitable; ICP: suitable
• pH值: 0.5 (20 °C in H₂O)
• 密度: 1.03 g/cm³ at 20 °C
• 應用: industrial qc; pharmaceutical
• 形式: single component solution
• 儲存溫度: 15-25°C

描述

應用

Selenium standard is used as a stock standardsolution for the determination of selenium in bean and soil samples usinghydride generation electrothermal atomicabsorption spectrometry.

特點和優勢

• Titrisol^® offers a wide range of concentrated single-element standards.
• Dilute the concentrated solution to achieve the desired standard concentration.
• Directly traceable to standard reference materials (SRM) from the National Institute of Standards and Technology (NIST).
• Supplied in easy-to-handle plastic ampoules.
• Accompanied with a batch-specific certificate of analysis (COA) containing information on the NIST batch and minimum shelf life.
• Provides reliable and reproducible results.

分析報告

content (Se): 1000 mg / Ampoule
Determination method: ICP-OES.
(traceable of NIST - SRM 3149)
Accuracy of the method: +/- 5 mg

法律資訊

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

安全資訊

• 象形圖: GHS05,GHS09
• 訊號詞: Danger
• 危險聲明: H290 - H314 - H410
• 防範說明: P234 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• 危險分類: Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B
• 安全危害: EUH071
• 儲存類別代碼: 8B - Non-combustible, corrosive hazardous materials
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable