Imprimer

Naphthalene-2-sulphonic acid hydrate 90%, grade Technique

Fournisseur: Thermo Fisher Scientific
Danger

Synonyms: 2-Naphthalenesulphonic acid hydrate

428690050 428690250
ACRO428690050EA 22.4 EUR
ACRO428690050 ACRO428690250
Naphthalene-2-sulphonic acid hydrate 90%, grade Technique
Naphthalene-2-sulphonic acid hydrate

Appearance: Grey Powder

Formule: C₁₀H₈O₃S·xH₂O
MW: 208.231 g/mol (anhy)
Densité: 1.44 g/cm³
Température de stockage: Température ambiante
Numéro MDL: MFCD00149271
Numéro CAS: 76530-12-6
ONU: 2585
ADR: 8 III

Commander maintenant

Résultats des tests de spécification

Appearance Grey Powder
Infrared spectrum Conforms
HPLC ≥88 %
Loss on drying ≤0.5 % (1 g, 105°C, 16 h)
Sulfated ash ≤0.1 % (1 g, 600°C)
Appearance of solution (EP) Passes test
Identification Passes test (EP, USP)
Related substances ≤0.5 % (total impurities)
Specific optical rotation +52.5° to +53.3° (20°C, 589 nm) (C=10,H2O/dilute NH3) (Anhydrous substance)
Acidity (USP) Passes test
Color of solution (USP) Passes test
Chloride (Cl) ≤0.018 %
Sulfate (SO4) ≤0.025 %
Arsenic (As) ≤1 µg/g
Soluble starch, sulfite (USP) Passes test
Dextrin (EP, USP) Passes test
Conductivity ≤20 µS/cm


Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Plus About VWR