1.09437
Buffer solution
(citric acid/sodium hydroxide), traceable to SRM from NIST and PTB pH 6.00 (20°C) Certipur®
동의어(들):
Buffer solution pH 6.00 (20°C) (citric acid/sodium hydroxide)
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크기 선택
보기 변경
제품정보 (DICE 배송 시 비용 별도)
NACRES:
NA.25
UNSPSC Code:
12161704
grade
certified reference material
Quality Level
product line
Certipur®
pH
6.0 (20 °C in H2O)
density
1.01 g/cm3 at 20 °C
application(s)
environmental
food and beverages
general analytical
industrial qc
pharmaceutical
format
mixture
storage temp.
15-25°C
General description
The buffer solution (citric acid/sodium hydroxide) is gravimetrically prepared using high-quality reagents in high-purity water. It is quality controlled and qualified in an ISO/IEC 17025 accredited calibration lab. Its pH value of 6.00 at 20°C is measured with a combined glass electrode following a 5-point calibration method, according to DIN 19268, against reference buffer solutions as per DIN 19266. The label on the product follows ISO Guide 31 and contains information on order number, article description, lot number, expiry date and safety data.
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.
Application
The citric acid/sodium hydroxide certified buffer solution is used for the calibration, qualification, and monitoring of pH measuring instruments in various analytical procedures.
Features and Benefits
- Ready-to-use solution subjected to comprehensive stability studies in accordance with ISO Guide 35
- Available in a sealed bottle and the innovative Titripac® packaging for positive environmental impact due to reduced waste generation
- Long-lasting with a shelf life of 3 years
- Accompanied with a detailed and batch-specific certificate of analysis (CoA) for an effective audit
- Measured and qualified in an ISO/IEC 17025 and ISO 17034 accredited laboratory
- Traceable to SRMs from NIST and primary certified reference standards from PTB
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
Titripac is a registered trademark of Merck KGaA, Darmstadt, Germany
저장 등급
12 - Non Combustible Liquids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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.
국제 무역 품목 번호
| SKU | GTIN |
|---|---|
| 1094371000 | 04022536114323 |
| 1094374000 | 04027269143596 |