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MilliporeSigma

"Sodium phosphate dibasic, purum p.a., anhydrous, =98.0% (T)"

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"Sodium phosphate dibasic, purum p.a., anhydrous, =98.0% (T)"

Synonyms: sec-Sodium phosphate; Disodium hydrogen phosphate; Disodium phosphate; Sodium hydrogenphosphate

Formula: Na2HPO4

Formula Weight: 141.96

CAS No.: 7558-79-4

Purity: ≥98.0% (T)

Anion Traces: sulfate (SO42-): ≤1000 mg/kg

Assay: ≥98.0% (T)

Cation Traces: Ni: ≤50 mg/kg

Grade: purum p.a.

Loss: ≤2% loss on drying, 110 °C

pH: 8.8-9.4 (25°C, 50 mg/mL in H2O)

pKa (25°C): (1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

Quality Level: PREMIUM

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Thomas No.
C989V43
Mfr. No.
71642-1KG
Description
FLUKA Sodium phosphate dibasic, purum p.a., anhydrous, =98.0% (T), 1 kg
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