Testing Item | Standard | Result |
Characters | White crystalline powder | White crystalline powder |
Content (on dry basis) (%) | ≥99.5 | 99.71 |
Sulphate (SO4) (%) | ≤0.04 | <0.04 |
Heavy metals (pb) (%) | ≤0.001 | <0.001 |
Arsenic (As) (%) | ≤0.0002 | <0.0002 |
Oxidable matter (%) | passed | passed |
Loss on drying (%) | ≤0.5 | 0.38 |
Residue on ignition (%) | ≤0.1 | 0.06 |
Melting point (ºC) | 200~206 | 205 |
Note: Special requirements of particle size should be negotiated by both suppliers and customers |
Q1: How long does it take on average to develop a sample?
A: Generally, samples will be finished within 1-3 working days after received your sample fee.
Q2: What is the production time?
A: Production time are different from different products, the production time is 15-20 days after sample approval and receiving your deposit.
Q3: What is the payment terms?
A: Normally, we accept 30% deposit and the balance by B/L copy. Of course it is negotiated for some special orders, we can also accept D/P at sight and L/C at sight.
Q4: What is the minimum qty ?
A: 1000KGS or 5Tons according to different products.
Q5: Can I visit your factory ?
A: We warmly welcome customers visit us. Before you come here, please kindly tell me your schedule, we can arrange specialized salesman to guide you.
Q6:Can we use our own shipping agent?
A: Yes, you can. We had cooperated with many forwarders. If you need, we can recommend some forwarders to you and you can compare the price and services.
Q7: What is your main market?
A: We have most market relationships including Germany, Canada, USA, Unite Kingdom, Netherland, Russia, France, South Africa, etc.
Q8:Do you accept sample order or trial order?
A: Yes, welcome to place a sample order or trial order. we are very glad to form a business relationship with you.