D (-) MANNITOL
D (-) MANNITOL AR
Internal standard in the GLC analysis of glycolipids for
bacteriology and boric acid determination.
bacteriology and boric acid determination.
Short Name: D (-) MANNITOL
Synonym: Mannite
Basic Details
Article No.
LG2902
Grade
AR
Purity
99%
CAS No.
69-65-8
HS Code
2905.4300
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
5 - 6.5 at 182 g/l at 25 °C
Melting point/ Freezing point [°C]
167 - 170 °C
Solubility in water [% weight]
182 g/l at 20 °C - completely soluble
Chemical Specifications
Appearance
White crystalline powder
Assay
Min 99%
Melting point
165 - 169° C
Specific optical rotation ([α]20/D)
+23° to +25°
Loss on drying (at 105°C)
Max 0.05%
Insoluble matter
Max 0.01%
Acidity (as CH3COOH)
Max 0.005%
Sulphated ash
Max 0.02%
Chloride (Cl)
Max 0.001%
Sulphate (SO4)
Max 0.005%
Arsenic (As)
Max 0.0001%
Calcium (Ca)
Max 0.001%
Copper (Cu)
Max 0.0005%
Iron (Fe)
Max 0.0005%
Lead (Pb)
Max 0.0005%
Reducing sugars (as glucose)
Max 0.05%
Substance darkened by H2SO4
Passes test
D (-)-Sorbite (GC)
Max 1%
Safety Information & Hazard Symbols