成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook--->CAS DataBase List--->20405-64-5

20405-64-5

20405-64-5 Structure

20405-64-5 Structure
IdentificationBack Directory
[Name]

COPPER(I) SELENIDE
[CAS]

20405-64-5
[Synonyms]

Berzeline
COPPER SELENIDE
copper,selenium
Einecs 243-796-7
CUPROUS SELENIDE
dicopper selenide
Selenodicopper(I)
COPPER(I) SELENIDE
copperselenide(cu2se)
Cu2Se)Copper selenium
Copper(I) selenide lump
Copper(I) Selenide 99.99%
CUPROUS SELENIDE, 99.999%
COPPER(I) SELENIDE, 99.95%
Copper(I) selenide (Cu2Se)
Copper(I)selenide,99.5%(metalsbasis)
COPPER(I) SELENIDE ISO 9001:2015 REACH
Copper(I) selenide, 99.5% trace metals basis
Copper(I) selenide 99.95% trace metals basis
Copper(I) selenide, 99.999%, trace metals basis
[EINECS(EC#)]

243-796-7
[Molecular Formula]

Cu2Se
[MDL Number]

MFCD00049908
[MOL File]

20405-64-5.mol
[Molecular Weight]

206.05
Chemical PropertiesBack Directory
[Appearance]

Dark-blue to black crystalline solid. Soluble in sulfuric acid (sulfur dioxide evolved); also in potassium cyanide solution.
[Melting point ]

1113°C
[density ]

6.84 g/mL at 25 °C(lit.)
[solubility ]

insoluble in H2O; soluble in acid solutions
[form ]

Pieces
[color ]

Dark blue to black
[Water Solubility ]

Soluble in hydrochloric acid. Insoluble in water.
[Merck ]

14,2666
[Exposure limits]

ACGIH: TWA 1 mg/m3; TWA 0.2 mg/m3
NIOSH: IDLH 100 mg/m3; IDLH 1 mg/m3; TWA 1 mg/m3; TWA 0.2 mg/m3
[EPA Substance Registry System]

Copper selenide (Cu2Se) (20405-64-5)
Hazard InformationBack Directory
[Chemical Properties]

Dark-blue to black crystalline solid. Soluble in sulfuric acid (sulfur dioxide evolved); also in potassium cyanide solution.
[Uses]

In semiconductors.
[General Description]

This product has been enhanced for energy efficiency.
Safety DataBack Directory
[Hazard Codes ]

T,N
[Risk Statements ]

23/25-33-50/53
[Safety Statements ]

20/21-28-45-60-61
[RIDADR ]

UN 3077 9/PG 3
[WGK Germany ]

3
[TSCA ]

Yes
[HazardClass ]

6.1(b)
[PackingGroup ]

III
[HS Code ]

2921290090
20405-64-5 suppliers list
Company Name: career henan chemical co
Tel: +86-0371-86658258 +8613203830695 , +8613203830695
Website: www.coreychem.com/
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 18871490254
Website: www.hubeijusheng.com
Company Name: Chongqing Chemdad Co., Ltd
Tel: +86-023-6139-8061 +86-86-13650506873 , +86-86-13650506873
Website: http://www.chemdad.com/
Company Name: Shaanxi Dideu Medichem Co. Ltd
Tel: +86-029-89586680 +86-18192503167 , +86-18192503167
Website: www.dideu.com
Company Name: Henan Alfa Chemical Co., Ltd
Tel: +86-18339805032; +8618339805032 , +8618339805032
Website: http://www.is0513.com/manufacturer/henan-alfa-chemical-570/
Company Name: changzhou huayang technology co., ltd
Tel: +8615250961469 , +8615250961469
Website: http://www.huayangchem.com/template/eabout.html
Company Name: ShanDong Look Chemical Co.,Ltd.
Tel: +8617653113219 , +8617653113219
Website: https://www.sdlookchem.com/
Company Name: Alfa Chemistry
Tel:
Website: www.alfa-chemistry.com/
Company Name: Henan Aochuang Chemical Co.,Ltd.
Tel: +86-0371-63689365 +8618638391208 , +8618638391208
Website: http://www.aochuangchem.com/
Company Name: Hebei Weibang Biotechnology Co., Ltd
Tel: +8617732866630 , +8617732866630
Website: www.weibangbio.com
Company Name: LEAPCHEM CO., LTD.
Tel: +86-852-30606658
Website: www.leapchem.com
Company Name: Shanghai Acmec Biochemical Technology Co., Ltd.
Tel: +undefined18621343501 , +undefined18621343501
Website: www.acmec.com.cn/
Company Name: Aladdin Scientific
Tel: +1-+1(833)-552-7181
Website: www.aladdinsci.com/
Company Name: SHANGHAI KEAN TECHNOLOGY CO., LTD.
Tel: +8613817748580 , +8613817748580
Website: www.kean-chem.com
Company Name: Alfa Aesar  
Tel: 400-6106006
Website: http://chemicals.thermofisher.cn
Company Name: Beijing HuaMeiHuLiBiological Chemical   
Tel: 010-56205725
Website: www.huabeibiochem.com
Company Name: Shanghai Macklin Biochemical Co.,Ltd.  
Tel: 15221275939 15221275939
Website: www.macklin.cn
Company Name: Sigma-Aldrich  
Tel: 021-61415566 800-8193336
Website: https://www.sigmaaldrich.cn
Tags:20405-64-5 Related Product Information
1313-85-5 7720-78-7 12019-23-7 7782-49-2 1315-06-6 1302-82-5 1305-84-6 12058-18-3 10102-20-2 1314-05-2 1315-11-3 12040-02-7 1306-24-7 12058-20-7 1315-05-5 12024-24-7 12068-69-8 12056-07-4