Model: | - |
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Brand: | 5'-GMPNa2 (5'-Guanylic acid, disodium salt) |
Origin: | Made In China |
Category: | Chemicals / Organic Chemical Materials / Pharmaceutical Chemicals |
Label: | bio-chemical , intermediate , reagent |
Price: |
-
|
Min. Order: | - |
Live Chat: | Last Online:02 Apr, 2007 |
Usage:used as the intermediary in nucleic acid medicine,health food and bio-chemical reagent and delicious favouring as well, in use as best delicious favouring with adding monosodium glutamate or favouring for other kinds of food.
Executing standard:GB10796-89
Physical and chemical properties:
Items |
Index |
||
Grades |
Excellent |
First-class |
|
The state of solution |
Limpid and transparent |
||
Content (dry product) %≥ |
97.0 |
93.0 |
|
Weight losing on drying%≤ |
25.0 |
||
The ratio of absorption at ultraviolet |
A250nm/A260nm |
0.94-1.04 |
0.95-1.03 |
A280nm/A260nm |
0.63-0.71 |
0.63-0.71 |
|
Heavy metals ( Pb )%≤ |
0.002 |
||
As% |
0.0002 |
||
Other kinds of nucleotide |
Qualified |
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