Customization: | Available |
---|---|
CAS No.: | 39665-12-8 |
Formula: | C6h16n2o3 |
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L(+)-Lysine monohydrate for Food additive cas 39665-12-8
L(+)-Lysine monohydrate Basic information | |
Product Name: | L(+)-Lysine monohydrate |
CAS: | 39665-12-8 |
MF: | C6H16N2O3 |
MW: | 164.2 |
EINECS: | 609-735-7 |
L(+)-Lysine monohydrate Chemical Properties | |
Melting point | 212-214 °C |
alpha | 26.25 º (c=8, 6N HCl) |
storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
solubility | H2O: soluble |
form | Crystalline Powder or Crystals |
color | White to yellow |
optical activity | [α]20/D +22.5±1°, c = 2% in 6 M HCl |
Water Solubility | >1500 g/L (20 ºC) |
Sensitive | Air Sensitive & Hygroscopic |
Merck | 145,636 |
BRN | 1722531 |
CAS DataBase Reference | 39665-12-8(CAS DataBase Reference) |
Item |
Standard(%) |
Result |
Appearance |
White crystals or White crystalline Powder; |
White crystalline Powder |
Specific Rotation |
+ 23.5°~ + 26.5° |
+ 25.94° |
PH |
9.0~10.5 |
9.79 |
Chloride ( Cl ) |
≤300ppm |
<300ppm |
Ammonium (NH4) |
≤200ppm |
<200ppm |
Sulfate(SO4) |
≤200ppm |
<200ppm |
Iron(Fe) |
≤10ppm |
<10ppm |
Heavy metals (Pb) |
≤10ppm |
<10ppm |
Loss on drying |
≤11.8% |
9.95% |
Assay |
98.5%~101.5% |
98.90% |
Other amino acids(TLC) |
≤0.5% |
Pass |
Residue on ignition |
≤0.30% |
0.03% |
Clarity of solution(10 % solution in water) |
clear or not be more intensive than reference solution I |
conformed |
Colour of solution(10 % solution in water) |
colourless or not be more intensive than standard solution Y7 or GY7 |
colourless |
Conclusion |
The results above meet the standard of enterprise. |