Item | AJI92 | USP26 | USP40 |
Description | White crystals or crystalline powder | --- | --- |
Identification | Conform | --- | Conform |
Assay | 99.0%~100.5% | 98.5%~101.5% | 98.5%~101.5% |
pH | 5.5~6.5 | 5.5~7.0 | 5.5~7.0 |
Transmittance | ≥98.0% | --- | --- |
Loss on drying | ≤0.20% | ≤0.3% | ≤0.3% |
Residue on ignition | ≤0.10% | ≤0.1% | ≤0.1% |
Chloride | ≤0.020% | ≤0.05% | ≤0.05% |
Heavy Metals | ≤10ppm | ≤15ppm | ≤15ppm |
Iron | ≤10ppm | ≤30ppm | ≤30ppm |
Sulfate | ≤0.020% | ≤0.03% | ≤0.03% |
Ammonium | ≤0.02% | --- | --- |
Other amino acids | Conforms | --- | --- |
Pyrogen | Conforms | --- | --- |
Related compounds | --- | --- | Conforms |
Specific Rotation | +27.6°~ +29.0° | +26.6°~+28.8° | +26.6°~+28.8° |
Q1: What's your MOQ?
A:It depends on different products,we can accept sample order or provide free sample for your test.
Q2:How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q3: Is there a discount?
A:Different quantity has different discount.
Q4:How to start orders or make payments?
A:Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Bitcoin.
Q5: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q6. We don't know you at all, how can we trust you?
A: You are always warm welcomed to visit us at any time.Before we start B2B, MIC has audited our company on-spot and approved our credit.Commitment is the No.1 Point of our Enterprise's Value.
Q7.Do you test all your goods before delivery?
A:Yes, we have 100% test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed.