USD $1.00-1.00 / Kilogram
USD $10.00-10.00 / Gram
USD $20.00-40.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
cas no.: | 632-20-2 | other names: | h-d-thr-oh | mf: | c4h9no3 |
einecs no.: | ******* | place of origin: | sichuan china (mainland) | type: | vitamins, amino acids and coenzymes |
grade standard: | food grade,medicine grade | brand name: | baishixing | model number: | aji97 |
purity: | 99% | appearance: |
white crystals or crystalline powder,slightly sweet taste.
|
cas: | 632-20-2 |
name: | d-threonine |
1.d-threonine
2.cas# :632-20-2
3.assay:99%
4.molecular formula:c4h9no3
5.molecular weight:119.12
item
|
standard
|
item
|
standard
|
specific rotation
[20/d] |
+27.6 °to +29.0° [c= 6 in h2o] |
transmittance
|
≥98.0% |
assay
|
98.0%to101.0% |
sulphateso42-
|
/ |
ammoniumnh4+
|
/ |
iron(fe)
|
/ |
heavy metal(pb)
|
≤10ppm |
arsenic
|
≤2ppm |
residue on ignition
|
≤0.20% |
loss on drying
|
≤0.20% |
p h
|
|
chloride(cl)
|
≤0.10% |