Keywords

• 7440-04-2
• Osmium
• Os

Quick Details

• ProName: Factory supply Osmium with Good Price ...
• CasNo: 7440-04-2
• Molecular Formula: Os
• Appearance: Black powder
• Application: pharmaceutical intermediate
• DeliveryTime: 3-5days
• PackAge: Bag/Barrel
• Port: Shanghai or other port
• ProductionCapacity: Kilogram/Day
• Purity: 99%+
• Storage: Keep in dark place,Sealed in dry Room
• Transportation: express:dhl,tnt,ups,fedex and ems
• LimitNum: 1 Kilogram

Superiority

Our Strengths

1.Place of Origin China with Super quality by reasonable price.
2.Fast delivery by safe express way to all the country.
3.Has a number of highly qualified engineers and experts to provide guidance for reagents.
4.When you meet problems in mineral processing, we can provide technical guidance.
5.Sample order are welcome.
6.NMR,HPLC and COA can be supplied.
7.We can supply sample for testing.
8.We promise 100% deliveried,and 100% resend or refunds if parcel is not deliveried!
9.Payment method ,T/T,Moneygram and Bitcoin.

Delivery: express:dhl,tnt,ups,fedex and ems.
Payment term: ,bitcoin ,money gram,PayPal,bank transfer etc.

Package & Delivery

Packing: 1kg/bag, 25kg/drum, Standard export packing or as clients'requirement packing.
Express: EMS/ DHL/ FedEx/ TNT/ UPS.
Delivery: Within 3-10 days upon receipt of your paymen.

Details

Name	Osmium	EINECS	231-114-0
CAS No.	7440-04-2	Density	22.48 g/cm3
PSA	0.00000	LogP	0.00000
Solubility	attacked by aqua regia; barely affected by HCl, H2SO4 [MER06]	Melting Point	3045 °C(lit.)
Formula	Os	Boiling Point	5027 °C(lit.)
Molecular Weight	190.20	Flash Point	N/A
Transport Information	N/A	Appearance	Black powder
Safety	Poison by intravenous route. An irritant to eyes and mucous membranes. The principal effects of exposure are ocular disturbances and an asthmatic condition caused by inhalation. Furthermore, it causes dermatitis and ulceration of the skin upon contact. When osmium is heated, it gives off a pungent, poisonous fume of osmium tetroxide. One case of osmium poisoning reported in the literature resulted from the inhalation of osmium, which gave rise to a capillary bronchitis and dermatitis. The tetroxide vapor has a pronounced and nauseating odor that should be taken as a warning of a possibly toxic concentration in the atmosphere, and personnel should immediately move to an area of fresh air. The metal itself is not highly toxic. Flammable in the form of dust when exposed to heat or flame. Slight explosion hazard in the form of dust when exposed to heat or flame. Violent reaction or ignition with chlorine trichloride or oxygen difluoride. Ignites when heated to 100°C with fluorine. Incandescent reaction in phosphorus vapor. When heated to decomposition it emits toxic fumes of OsO4. See also OSMIUM TETROXIDE.	Risk Codes	11-37/38-41-36/38
Molecular Structure		Hazard Symbols	Highly toxic; irritant to skin.
Synonyms	NSC 607770;NSC 607771;NSC 607772;

Wuhan Xinhao Biotechnology Co., Ltd. is a company specializing in the production and operation of pharmaceutical intermediates and chemical import and export trade.

The company has a long-term cooperative relationship with many universities in Wuhan, and has a complete scientific research system and production and sales system. The company has two pilot production bases, mainly engaged in the production of raw materials, pharmaceutical intermediates and customized chemicals.

After several years of operation, the products have been sold at home and abroad, and have won many praises. In the future business, we will continue to adhere to the principles of close cooperation, trustworthiness, sincerity, equality and mutual benefit, and provide you with high-quality services wholeheartedly.

We sincerely welcome friends from all walks of life at home and abroad to visit us and cooperate sincerely.

1. What's your payment terms  
A: T/T or L/C, D/P,D/A,WU,MG.

2. What's your delivery time  
A: Usually we will arrange the shipment in 7 -15 days.

3. How about the packing  
A: Usually we provide the packing as 25 kg / bag or carton. Of course, if you have special requirements on them, we will according to you.

4. When can I Get Reply  
A: Our Area sales manager will contact you as soon as possible in 24 hours one working day!

5. How about the validity of the products  
A: According to the products you ordered.

6. What documents you provide  
A: Usually, we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

7. Can I have a sample order for your products
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

8. What about the lead time
A:Sample needs 3-5 days, mass production time needs 1-2 weeks for order quantity more than

9.  Do you have any MOQ limit for order
A: Low MOQ, 10-100g for sample checking is available

10. How do you ship the goods and how long does it take to arrive
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

11. How to proceed an order for your products
A: First let us know your requirements or application.Then,We quote according to your requirements or our suggestions.After that, customer confirms the samples and places deposit for formal order.Finally,We arrange the production.

12.  Is it OK to print my logo on package
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

13. Are you trading company or manufacturer
A: We are chemical factory in China. So we can provide wholesale price.

Welcome to send inquiry to us. Moderate price will be offered to you.