Kwas borowy Pharmpur® ekstra czysty BP, NF, Ph Eur – Scharlau
Informacje dodatkowe
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POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Boric acid, extra pure, Pharmpur®
Kwas ortoborowy
– Synonyms: Orthoboric acid
– H3BO3
– M = 61,84 g/mol
– CAS [10043-35-3]
– EINECS-No.: 233-139-2
– Solub. in water: (20 ºC): 46,5 g/l
– Melting point: 185 ºC (decomposes)
– Vapour pressure: (20 ºC) 2,7 hPa
– LD 50 (oral, rat): 2660 mg/kg
– EC-Index-No.: 005-007-00-2
– GHS-signal word: Danger
– GHS-H sentences: H360FD
– GHS-P sentences: P281 – P201 – P202 – P308+P313 – P405 – P501a
– Tariff number: 2810 00 90 00
– Applications: in building materials, in porcelain industry, cosmetics, manufacture of dyes, photography, analytical chemistry.
SPECIFICATIONS
assay (acidimetric): 99,0 – 100,5 %
assay (acidimetric, referred to dried sample): 99,5 – 100,5 %
Identification A (EP): passes test
Identification B (EP): passes test
Identification A (USP): passes test
appearance of solution: clear and colourless
completeness of solution: passes test
pH (3,3 %, H2O): 3,8 – 4,8
solubility in ethanol 96%: passes test
solubility in alcohol: passes test
sulfates (SO4): max. 450 ppm
organic matter: passes test
loss on drying (over silica gel): max. 0,5 %
