431478

Sodium phosphate dibasic heptahydrate

≥99.99% trace metals basis

• 동의어(들): Disodium hydrogen phosphate heptahydrate, Disodium phosphate
• Linear Formula: Na₂HPO₄ · 7H₂O
• CAS Number: 7782-85-6
• Molecular Weight: 268.07
• EC Number: 237-707-0
• MDL number: MFCD00149180
• UNSPSC 코드: 12352302
• PubChem Substance ID: 24867019
• NACRES: NA.22

속성

• vapor density: 4.9 (vs air)
• Quality Level: 200
• 분석: ≥99.99% trace metals basis
• 양식: solid
• 불순물: ≤0.005% insolubles; <100 ppm total metallic impurities
• pH: 8.7-9.3
• density: 1.68 g/mL at 25 °C (lit.)
• 음이온 미량물: chloride (Cl^-): ≤0.001%; sulfate (SO₄^2-): ≤0.005%
• 양이온 미량물: Fe: ≤0.001%; heavy metals: ≤0.001%
• 작용기: phosphate
• SMILES string: O.O.O.O.O.O.O.[Na+].[Na+].OP([O-])([O-])=O
• InChI: 1S/2Na.H3O4P.7H2O/c;;1-5(2,3)4;;;;;;;/h;;(H3,1,2,3,4);7*1H2/q2*+1;;;;;;;;/p-2
• InChI key: PYLIXCKOHOHGKQ-UHFFFAOYSA-L

설명

애플리케이션

Sodium phosphate dibasic heptahydrate has been used to prepare sodium phosphate buffer and phosphate-buffered saline (PBS) buffer.[44}

특징 및 장점

Meets A.C.S. reagent specifications.

안전성 정보

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Gloves, type N95 (US)