1.60318

Sodium thiosulfate solution

c(Na₂S₂O₃), 0.01 M (0.01 N), reag. USP, ready-to-use volumetric solution for titration, Titriplex^®

• 동의어(들): Sodium Thiosulfate Solvent
• UNSPSC 코드: 12352302
• NACRES: NA.21

속성

• product name: Sodium thiosulfate solution, 0.01 M Na₂S₂O₃ (0.01 N), Titripur^®, reag. USP
• Agency: reag. USP
• Quality Level: 200
• 제품 라인: Titripur^®
• 형태: liquid
• 품질: Analyzed in our ISO 17025 accredited QC lab
• 반응 적합성: reaction type: Complexometric reactions
• 농도: 0.01 M Na₂S₂O₃ (0.01 N)
• 기술: titration: suitable
• 저장 온도: 15-25°C

설명

애플리케이션

• One-Step Synthesis of Sulfur-Doped Nanoporous Carbons: Describes the utilization of sodium thiosulfate in producing high-surface-area, sulfur-doped nanoporous carbons from lignin, which are effective in CO₂ adsorption, highlighting its relevance in environmental science and industrial applications (Saha et al., 2023).


• Biological Synthesis of Iron Sulfide (FeS) Thin Films for Environmental Remediation: Details the use of sodium thiosulfate in the biosynthesis of FeS thin films for contaminant removal, underscoring its pivotal role in sustainable environmental remediation technologies (Saka et al., 2022).

특징 및 장점

Accreditation:
This volumetric solution is analyzed by our calibration laboratory D-K-15185-01-00 which is accredited according to DIN EN ISO/IEC 17025 for analysis of amount-of-substance concentrations in volumetric solutions by DAkkS (Deutsche Akkreditierungsstelle - German National Accreditation Body). The accreditation certificate can be found at www.sigmaaldrich.com/ISO17025.

포장

SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals

분석 메모

Form liquid
Amount-of-substance concentration 0.00995 - 0.01005 mol/L
Measurement uncertainty ± 0.00003 mol/L
Traceability NIST SRM

The concentration is determined by volumetric titration and refers to 20°C.
The amount-of-substance concentration of this volumetric solution is traceable to a primary standard reference material (SRM) from the National Institute of Standards and Technology, Gaithersburg, USA (NIST SRM 136 potassium dichromate) by means of volumetric standard potassium iodate (article number 1.02404), certified reference material according to ISO 17034, analyzed by our accredited calibration laboratory of Merck KGaA, Darmstadt, Germany according to DIN EN ISO/IEC 17025. The uncertainty is expressed as expanded measurement uncertainty with a coverage factor k=2 covering a confidence level of 95%.

Note: The titer is a correction factor to correct for variations of the volumetric solution, the titration equipment, the temperature and other laboratory conditions. For correct titration results it is recommended to determine a titer with the laboratory specific equipment and under laboratory specific conditions directly after opening a new bottle and at regular time intervals.

법적 정보

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

안전성 정보

• Storage Class Code: 12 - Non Combustible Liquids
• WGK: nwg
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable