| Customization: | Available |
|---|---|
| CAS No.: | 149-32-6 |
| Formula: | C4h10o4 |
|
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|
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|
ITEM
|
UNIT
|
STANDARD
|
TEST RESULT
|
|
Description
|
---
|
White Crystal, Odourless
|
Conforms to standard
|
|
Identification & solubility
|
---
|
Pass Test
|
Pass Test
|
|
Particle size
|
Mesh
|
18-60
|
Conforms
|
|
Active Ingredients
|
m / m
|
99.5-100.5
|
99.9
|
|
Melting range
|
ºC
|
119-123ºC
|
119.3-120.5
|
|
Reducing sugar (as glucose)
|
%
|
≤0.3
|
<0.3
|
|
Loss on Drying
|
%
|
≤0.2
|
0.06
|
|
Residue on ignition
|
%
|
≤0.1
|
0.01
|
|
PH Value
|
---
|
5.0-7.0
|
6.05
|
|
Heavy metals
|
ppm
|
≤5.0
|
<5.0
|
|
Arsenic (As)
|
ppm
|
≤0.3
|
<0.3
|
|
Lead (Pb)
|
ppm
|
≤0.5
|
<0.5
|
|
Ribitol and glycerol (dry basis)
|
%
|
≤0.1
|
<0.1
|
|
Total Plate Count
|
cfu/g
|
≤1000
|
10
|
|
E.Coli
|
---
|
Negative
|
Conforms
|
|
Salmonella
|
---
|
Negative
|
Conforms
|
Q1: How can I get the new price of a product?
A: Please provide the exact or approximate quantity, packing details, destination port or special requirements, then we could give you the price accordingly.
Q2: What is your terms of payment?
A: TT Transfer, CAD, L/C, All is available.
Q3: How can I get a sample?
A: We can provide free samples for your test.
Q4: Do you have MOQ ?
A: Yes, but low MOQ for sample checking is available.
Q5: How do you garantee the quality?
A: First of all, our quality control will reduce the quality problem to near zero. When the production is finished, they'll take samples from every batch of cargo, and send to our lab for inspection. After passed the inspection, then we will arrange the delivery.
Q6: How about your after-sale service ?
A: If any technical or quality problem after you receive the cargo, you can contact us any time. If the problem caused by us, we will send you free goods for replacement or refund your loss.
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