USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $6.00-9.00 / Gram
USD $6.00-9.00 / Gram
USD $14.60-15.00 / Metric Ton
USD $6.00-9.00 / Gram
cas rn: 77-99-6
struc. formula: ch3ch2c(ch2oh)3
mole. weight: 134.17
hygroscopicity: strong ability to absorb moisture while exposed to atmosphere
solubility: easily soluble in water and acetone, soluble in carbon tetrachloride, chloroform and aether, insoluble in fatty hydrocarbon and aromatic hydrocarbon.
boiling point: 295°c under normal pressure
density(ρ20): 1.176g/cm3
specification:
items |
limits |
||
|
premium grade |
superior grade |
qualified grade |
appearance |
white flakes |
off white solid |
|
oh-percentage/% min. |
37.5 |
37.5 |
37.0 |
water content/% max. |
0.05 |
0.10 |
0.1 |
acidity(ashcooh)/% max. |
0.001 |
0.002 |
0.002 |
crystallizing point/°c min. |
59.0 |
58.0 |
58.0 |
ash content/% max. |
0.002 |
0.003 |
0.005 |
colour/(apha) max. |
15 |
30 |
50 |
store at low temperatures, preferably below 30℃, to avoid cake formation. do not exceed 50℃. stacking pallets during storage could increase the risk of caking.