7440-33-7(Tungsten)
Product Description
7440-33-7
CAS No.
7440-33-7
Chemical Name:
Tungsten
CBNumber:
CB7854185
Molecular Formula:
W
Formula Weight:
183.84
MOL File:
Mol file
Tungsten Synonyms:
W 000120
W 000270
W 000130
W 000219
W 007925
W 005135
W 005132
W 000225
Tungsten
Property
Melting point:
3410 °C (lit.)
Boiling point:
5660 °C (lit.)
Density
19.3 g/mL at 25 °C (lit.)
vapor pressure
0Pa at 3000℃
Flash point:
-23 °C
storage temp.
no restrictions.
form
wire
Specific Gravity
19.3
color
Silver-gray
Resistivity
4.9 μΩ-cm, 20°C
Water Solubility
insoluble
Merck
13,9884
Exposure limits
ACGIH: TWA 2 ppm; STEL 4 ppm
OSHA: TWA 2 ppm(5 mg/m3)
NIOSH: IDLH 25 ppm; TWA 2 ppm(5 mg/m3); STEL 4 ppm(10 mg/m3)
Stability:
Stable. Dust is flammable, though not likely to present a hazard if normal good practice is used.
CAS DataBase Reference
7440-33-7(CAS DataBase Reference)
NIST Chemistry Reference
Tungsten(7440-33-7)
EPA Substance Registry System
Tungsten (7440-33-7)
Safety
Hazard Codes :
F,Xi,N,Xn
Risk Statements :
11-36/38-67-65-62-51/53-48/20-38
Safety Statements :
6-26-36-62-61-36/37-16
RIDADR :
UN 3089 4.1/PG 2
OEB:
B
OEL:
TWA: 5 mg/m3, STEL: 10 mg/m3 [*Note: The REL also applies to other insoluble tungsten compounds (as W).]
WGK Germany :
-
RTECS :
YO7175000
TSCA :
Yes
HazardClass :
4.1
PackingGroup :
III
HS Code :
81011000
Hazardous Substances Data:
7440-33-7(Hazardous Substances Data)
MSDS
Tungsten MSDS
Tungsten
Tungsten
Suppliers
Global( 326)Suppliers
Argentina 1
Australia 1
Belgium 3
Canada 2
China 187
Czech Republic 1
Europe 2
France 3
Germany 10
India 49
Ireland 1
Israel 1
Italy 2
Japan 5
Russia 1
South Korea 1
Spain 1
Switzerland 2
United Kingdom 9
United States 44
Global 326
Supplier
Tel
Email
Country
ProdList
Advantage
Shanghai Xiao Huang Nanotechnology Co. , Ltd.
021-34781353
3417983274@qq.com
China
134
58
Shanghai Buwei Applied Materials Technology Co. LTD
021-64112762
1460837389@qq.com
China
489
58
Shanghai Yaotian New Material Technology Co., LTD
021-64110338
2953588414@qq.com
China
200
58
ZHEJIANG JIUZHOU CHEM CO., LTD
+86-0576225566889
admin@jiuzhou-chem.com;jamie@jiuzhou-chem.com;alice@jiuzhou-chem.com
China
12272
58
Hebei Zhentian food additives Co., LTD
0319-5925599
13933732699@163.com
China
12272
58
Shanghai Haohong Pharmaceutical Co., Ltd.
400-8210725
malulu@leyan.com
China
24975
58
HebeiShuoshengImportandExportco.,Ltd
+86-18532138899
L18532138899@163.com
China
931
58
Baoji Funuokang Industrial Co., Ltd
1754423088@qq.com
China
2343
58
7440-33-7(Tungsten)
Related Search:
W 000120
W 000270
W 000130
W 000219
W 007925
W 005135
W 005132
W 000225
W 008710
W 007930
W 005145
W 000221
W 000325
W 004600
W 000278
W 000170
W 004300
W 000150
W 005162
W 005315
W 000249
W 005115
W 000180
W 005170
W 000370
W 005230
W 005148
W 005225
W 005260
W 005220
W 007928
W 007920
W 005330
W 006100
W 005808
W 007900
W 005240
W 005125
W 005105
W 005325
W 000220
W 000240
W 005131
W 008720
W 005335
W 005360
W 000247
W 005165
W 007941
W 005120
W 000330
W 000224
W 005250
W 005160
W 005351
W 007913
W 000215
W 005210
Copyright 2017 © ChemicalBook. All rights reserved