Di-Sodium Tetraborate decahydrate for for analysis ACS,ISO,Reag. Ph Eur (Borax, Sigma, Chai 500G, Cas 1303-96-4)

Code: 1.06308.0500
Cas 1303-96-4
Quy cách: 500G
MW B4Na2O7 · 10H2O = 381.37
Agency: reag. ISO; reag. Ph. Eur.
vapor pressure: 0.213 hPa ( 20 °C)
Assay:99.5-103.0% (acidimetric)
Dạng tinh thể
potency: 2660 mg/kg LD50, oral (Rat); >2000 mg/kg LD50, skin (Rabbit)
pH: 9.2 (20 °C, 47 g/L in H2O)
mp: 75 °C (Elimination of water of crystallisation)
solubility: 49.74 g/L
Hãng Supelco (Sigma Aldrich)