Hóa chất tri-Sodium citrate dihydrate Merck 1064480500 (C₆H₅Na₃O₇ * 2 H₂O, chai nhựa 500g)

CAS#: 6132-04-3

EC number: 200-675-3

Hill Formula:  C₆H₅Na₃O₇ * 2 H₂O

Molar Mass: 294.10 g/mol

Assay (perchloric acid titration): 99.0 - 101.0 %

Assay (Perchloric acid titration, calc. on anhydrous substance): 99.0 - 101.0 %

Identity: passes test

Appearance of solution: passes test

Insoluble matter: ≤ 0.005 %

pH-value (5 %; water; 25 °C): 7.5 - 9.0

Acidity or alkalinity: passes test

Chloride (Cl): ≤ 0.001 %

Oxalate (C₂O₄): ≤ 0.0300 %

Phosphate (PO₄): ≤ 0.002 %

Sulfate (SO₄): ≤ 0.004 %

Total nitrogen (N): ≤ 0.001 %

Heavy metals (ACS): ≤ 0.0005 %

Heavy metals (as Pb): ≤ 0.0005 %

Ca (Calcium): ≤ 0.005 %

Fe (Iron): ≤ 0.0005 %

NH₃ (Ammonia): ≤ 0.003 %

Readily carbonisable substance: passes test

Water: 11.0 - 13.0 %

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