| CAS No.: | CAS 20548-54-3 |
|---|---|
| Formula: | Cahs |
| EINECS: | 243-873-5 |
| Type: | Synthesis Material Intermediates |
| Appearance: | Oily Liquid |
| Quality: | Industrial |
| Samples: |
|---|
| Customization: |
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| CALCIUM SULFIDE Basic information | |
| Product Name: | CALCIUM SULFIDE |
| CAS: | 20548-54-3 |
| MF: | CaHS |
| MW: | 73.15 |
| EINECS: | 243-873-5 |
| CALCIUM SULFIDE Chemical Properties | |
| Melting point | 2000 °C |
| density | 2.6 |
| refractive index | 2.12 |
| form | Powder |
| Specific Gravity | 2.5 |
| color | White |
| Water Solubility | Slightly soluble in water. Insoluble in alcohol. |
| Sensitive | Moisture Sensitive |
| Merck | 141,707 |
| CAS DataBase Reference | 20548-54-3(CAS DataBase Reference) |
| EPA Substance Registry System | Calcium sulfide (CaS) (20548-54-3) |
| Item | Standard | Test Results |
| Identification | A.H-NMR:Comply with the structure | Complies |
| B.LC-MS:Comply with the structure | Complies | |
| C.The IR spectrum of sample should be identical with that of reference standard. | Complies | |
| D.HPLC-ESI-MS | Complies | |
| The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay. | ||
| Loss on drying | ≤2.0% | 0.19% |
| Heavy metals | ≤10 ppm | <10ppm |
| Water | ≤1.0% | 0.10% |
| Sulphated ash | ≤0.5% determined on 1.0 g. | 0.01% |
| Residue on ignition | ≤0.1% | 0.03% |
| Related Substances | Unspecified impurities: for each impurity ≤0.10% | <0.10% |
| Total Impurity ≤0.5% | 0.18% | |
| Purity | ≥99.0% | 99.70% |
| Assay | 99.0%~101.0% (anhydrous substance). | 99.80% |
| Storage | Preserve in well-closed, light-resistant and airtight containers. | Complies |
Packaging: According to customer requirements
| Weight | Package |
| <25KG | By foil-alum bag/pap/bottle |
| ≥25kg | Package: 25kg/drum/bag or as your request |
Q1 Can i get some samples
A1 Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2 How to start orders or make payments
A2 Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Paypal or Escrow(Alibaba).
Q3 How to confirm the Product Quality before placing orders
A3 You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q4 What's your MOQ
A4 Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
Q5 How about delivery leadtime
A5 Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q6 Is there a discount
A6 Different quantity has different discount.
Q7 How do you treat quality complaint
A7 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.
Q8 How to contact us
A9 You can chat with us by Trademanager,MSN&Skype Online.
You can choose your interested products and send inquiry to us.
You can dial our telephone directly or send Email to us., you will get our reply.
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