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Carbonat de bariu p.a. (Carbonat de bariu)

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Descriere
Nr. CAS: 513-77-9

Nr. EC: 208-167-3

Nr index: 056-003-00-2

Formula moleculara: BaCO3

Masa moleculara (g/mol): 197.34

Solubiltatea in apa (g/l): 0.02 (20 C)

Densitate (g/l): 4.43 g/cm3 (20 C)

Punct de topire (C): 1450 (descompunere)

ADR/RID: 6.1, III UN: 1564

Cuvant de avertizare: atentie

Fraze de hazard (H): H302

Fraze de preventie (P): P262: Categorie de pericol: nociv

Fraze de risc (R): R 22

Fraze se securitate (S): S 24/25

Continut (%): 99.0 - 101.0 (complexonometric)

Cloruri (ppm): max 20

Sulfati (ppm): max 10 Fer (ppm): max 10

Metale grele (ppm): max 10

Subst. insoluble in HCl: 0.015 %

Subst oxidante(ca NO3): 0.005 %

Ca (Calcium): 0.02 %

K (Potassium): 0.005 %

Na (Sodium): 0.02 %

Sr (Strontium): 0.3 %
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