Application: | Food/Feed Additives |
---|---|
Shape: | Powder |
Type: | Amino Acid |
Shelf Life: | 2 Years |
Mf: | C6h13no2 |
Einecs No.: | 200-798-2 |
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Testing Item
|
Standard
|
Result
|
Appearance
|
White crystals or crystalline powder
|
conforms
|
Assay/%
|
98.5%~101%
|
99.60
|
Specific Rotation
|
+38.9~+41.8°
|
+40.5°
|
Identification (Infrared Absorption)
|
Corresponding to Reference Spectrum
|
conforms
|
Residue on Ignition/%
|
≤0.30
|
0.06
|
Loss on Drying
|
≤0.3
|
0.07
|
Chloride (Cl)/%
|
≤0.05
|
0.016
|
Iron (Fe)/%
|
≤0.0030
|
0.0009
|
Sulfate ( SO4)/%
|
≤0.03
|
0.015
|
Heavy Metal(Pb)/%
|
≤0.0015
|
0.0008
|
Arsenic(As)/%
|
≤0.0003
|
≤0.0001
|
Cadmium (Cd)/%
|
≤0.0001
|
0.00004
|
Product Name
|
L-Isoleucine Powder
|
Specification
|
99%
|
Appearance
|
White powder
|
Grade
|
Food/Feed Grade
|
Stock
|
In stock
|
Shelf life
|
2 years
|
Storage conditions
|
Store in cool & dry place, Keep away from strong light and heat.
|
Sample
|
Available
|
Appearance
|
White powder
|
Complies
|
Odor
|
Characteristic
|
Complies
|
Tasted
|
Characteristic
|
Complies
|
Assay
|
99%
|
Complies
|
Sieve Analysis
|
100% pass 80 mesh
|
Complies
|
Loss on Drying
|
5% Max.
|
1.02%
|
Sulphated Ash
|
5% Max.
|
1.3%
|
Extract Solvent
|
Ethanol & Water
|
Complies
|
Heavy Metal
|
5ppm Max
|
Complies
|
Melting point
|
288 °C (dec.) (lit.)
|
alpha
|
41 º (c=4, 6N HCl)
|
Boiling point
|
225.8±23.0 °C(Predicted)
|
density
|
1.2930 (estimate)
|
FEMA
|
4675 | L-ISOLEUCINE
|
refractive index
|
40.5 ° (C=4, 6mol/L HCl)
|
Fp
|
168-170°C
|
storage temp.
|
Store below +30°C.
|
solubility
|
1 M HCl: 50 mg/mL
|
form
|
powder
|