추천 제품
Product Name
Water standard 1%, Certified Reference Material for volumetric Karl Fischer Titration 1 g ≙ 10 mg H₂O Aquastar®
Grade
certified reference material
Quality Level
Agency
ISO (17025, 17034)
제품 라인
Aquastar®
양식
liquid
autoignition temp.
287 °C (DIN 51794,Information refers to the main component.)
expl. lim.
1.7 % (v/v)
포장
ampule of 10 × 8 mL
기술
Karl-Fischer titration: suitable
titration: suitable
bp
119 °C/1013 hPa
mp
-95 °C
전이 온도
flash point 31 °C (Information refers to the main component.)
density
0.92 g/cm3 at 20 °C
형식
single component solution
일반 설명
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.
애플리케이션
- Evaluating the accuracy of coulometric Karl Fischer titrators according to ISO 9001 chapter 7.1.5 “Monitoring and measuring resources” as a Certified reference material (CRM)
- Checking the accuracy of measured results according to European Pharmacopeia (Ph.Eur.) chapter 2.5.32 “Water Micro Determination”
- Standardizing titrants according to European Pharmacopeia (Ph.Eur.) chapter 2.5.12 “Water Semi-Micro Determination” and the United States Pharmacopeia <921> “Water Determination”
- Titer determinations using volumetric method with one component and two component reagents
특징 및 장점
- Packed in convenient 8 mL glass ampoules and 10 single-use ampoules in a box
- Supplied with a batch-specific certificate of analysis (CoA) having data on the exact measured water content of the batch, uncertainty, method of analysis, the NIST batch, and minimum shelf life
- Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited calibration laboratory
- Directly traceable to SI unit (kg) and verified by SRM 2890 from NIST
포장
분석 메모
법적 정보
시약
신호어
Warning
유해 및 위험 성명서
Hazard Classifications
Flam. Liq. 3 - STOT SE 3
표적 기관
Central nervous system
Storage Class Code
3 - Flammable liquids
WGK
WGK 1
Flash Point (°F)
87.8 °F - Information refers to the main ingredient.
Flash Point (°C)
31 °C - Information refers to the main ingredient.
시험 성적서(COA)
제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.
이미 열람한 고객
자사의 과학자팀은 생명 과학, 재료 과학, 화학 합성, 크로마토그래피, 분석 및 기타 많은 영역을 포함한 모든 과학 분야에 경험이 있습니다..
고객지원팀으로 연락바랍니다.