1.Physical property
Appearance properties Black powdery or granular porous crystal. The boiling point is 4827℃, the sublimation is 3652℃, the relative density is about 1.8-2.1, and the relative density is about 0.08-0.45.
Melting point 3550 °C(lit.)
Boiling point 500-600 °C(lit.)
Density ~ 1.7g /mL at 25 °C(lit.)
Vapor pressure <0.1 mm Hg (20 °C)
Flash point >230 °F
Storage conditions Flammables area
The solubility is insoluble.
Form rod
Specific gravity 1.8 ~ 2.1 (amorphous)
Color Black
PH 6-9
Odor (Odor)at 100.00? %. odorless
resistivity 1375 μΩ-cm, 20°C (graphite)
Insoluble in water.
Merck1807
BRN4360473
Stable and stable. Incompatible with strong oxidants. Flammable. Highly flammable in powder form.
2.Use
Use 1
Decolorization and filtration, decolorization of colored liquid, absorption of various gases and vapors. For chromatographic analysis. Reducing agent for measuring methanol, tin and silicon. The granular matter can be used as a catalyst carrier.
3.Our Advantages
1.We have high purity products, we will strictly control the quality, and we always insist on reasonable and flexible price to match the high quality.
2. Spot samples can be shipped quickly after payment, saving time for receiving goods.
3.Full experience of large numbers containers loading in Chinese sea port.
4. Have professional customs clearance capabilities and the best after-sales service.
4.Our Service
1.Cooperate with research institutions, we strictly control the process from raw material to finished product.
2.The customer comes first, we provide reasonable price, high quality product and prompt shipment.
3.We can send the goods to your delivery address directly. It is relatively safe and fast.
4.Quick and clear response to customers questions.
5.We could make our price discount if you place a substantial order with us.
6.Products can be packaged according to customer requirements.
5.FAQ
Q1: Can I get samples?
Answer: Of course you can. For most products, we can provide you with free samples, and the shipping costs should be borne by you.We also accept small quantities of 10g, 100g and 1kg orders to evaluate your quality of our products.
Q2: How to place an order for your product?
Answer: First let us know your requirements or applications. Secondly, we quote according to your request or our suggestion.Third, the customer confirms the samples and deposits for the form al order. We can offer discounts for large orders.
Q3: Can you tell us something about shipping?
Shipping can be DHL, UPS, TNT, EMS, Fedex, etc.
If you want to order in large quantities, you can do it by air or sea.
Transportation costs vary according to the mode of transportation and the country you are arriving in. You can tell me your country and mode of transportation, and we will give you the freight price as soon as possible.
Q4: How to make payment?
Payment method: T/T, L/C etc.
6.More details
China
