Suppliers with verified business licenses
Audited Supplier |
Item
|
Standard
|
Result
|
|
Appearance
|
White crystal granule or powder
|
Qualified
|
|
Soluble
|
Colorless or slightly yellow,
Almost Clear |
Qualified
|
|
Smell
|
With the inherent special smell
|
Qualified
|
|
Assay (%)
|
≥ 98
|
99.65
|
|
Whiteness (%)
|
≥75
|
80
|
|
Loss on drying (%)
|
≤ 0.5
|
0.4
|
|
Reducing substances %
|
≤ 0.5
|
0.3
|
|
Chloride %
|
≤ 0.05
|
0.01
|
|
Sulphate%
|
≤ 0.05
|
0.01
|
|
PH Value ( 10% solution )
|
6.2-7.8
|
7.5
|
|
Heavy metals ( pb ), mg/kg
|
≤ 5
|
< 5
|
|
Conclusion:
|
The product above complies with the standard of TECH GRADE.
|
|
| Q1.Can I get some samples? A: Yes, we can supply the free sample, but the shipping cost be paid by our customers. |
| Q2: How to start orders or make payments? A: Proforma invoice will be sent after confirmation of order. Payment by T/T, Western Union or Paypal or Alibaba. |
| Q3: Is there a discount? A:Different quantity has different discount. |
| Q4:Can you accept small order? A:Yes. |
| Q5: How about delivery leadtime? A:About 3-6 days after payment confirmed. (Except Chinese holiday) |
|
Q6:How to confirm the Product Quality before placing orders? A:You can get free samples for your testing. |
Suppliers with verified business licenses
Audited Supplier 
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