Eter de petrol HPLC 40-60 grade Celsius: Eter de petrol HPLC 40-60 grade Celsius, 1l, cod ET00951000
Eter etilic: Form: liquid • Density: 0,71 g/cm3 • Solub. in water (20 ºC): 69 g/l • Melting point: -116,3 ºC • Boiling point: 34,6 ºC • Flash point: -40 ºC • Ignition temp.: 170 ºC • Vapour pressure: (20 ºC) 587 hPa • Viscosity: (20 ºC) 0,23 mPas • Dipolar moment: (20 ºC) 1,25 Debye • Dielectric const.: (20 ºC) 4,3 • Evap. ...
Eter de petrol HPLC 40-60 grade Celsius: Eter de petrol HPLC 40-60 grade Celsius, 1l, cod ET00951000
Eter etilic: Form: liquid • Density: 0,71 g/cm3 • Solub. in water (20 ºC): 69 g/l • Melting point: -116,3 ºC • Boiling point: 34,6 ºC • Flash point: -40 ºC • Ignition temp.: 170 ºC • Vapour pressure: (20 ºC) 587 hPa • Viscosity: (20 ºC) 0,23 mPas • Dipolar moment: (20 ºC) 1,25 Debye • Dielectric const.: (20 ºC) 4,3 • Evap. heat: (35 ºC) 392 KJ/kg • Saturation conc.: (20 ºC) 1776 g/m3 • Expl. limit (upper): 36 Vol% • Expl. limit (lower): 1,7 Vol%
Tetraborat de sodiu decahidrat: Synonyms: Borax, Sodium biborate decahydrate, Sodium borate decahydrate - Na2B4O7·10H2O - M = 381,37 g/mol - CAS [1303-96-4] - EINECS-No.: 215-540-4 - Solub. in water: (20 ºC): 51,4 g/l - Melting point: 75 ºC - Boiling point: 1575 ºC (anhydrous) - Vapour pressure: (20 ºC) 0,213 hPa - LD 50 (oral, rat): 2660 mg/kg - GHS-signal word: Danger - GHS-H sentences: H360FD - GHS-P sentences: P281 - P201 - P202 - P308+P313 - P405 - P501a - Tariff number: 2840 19 90 00 - Applications: reference material, for calibrating pH-meters, for pharmaceutical use. SPECIFICATIONS assay (acidimetric): 99,5 - 105,0 % identity: passes test appearance of solution: clear insoluble in water: max. 0,005 % pH (0,01 M, H2O): 9,15 - 9,20 chlorides (Cl): max. 0,001 % phosphates (as PO4): max. 0,001 % sulfates (SO4): max. 0,005 % ammonium (NH4): max. 0,001 % arsenic (As): max. 0,0005 % calcium (Ca): max. 0,005 % copper (Cu): max. 0,0005
Login
