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Tellurium atomic absorption standard solution (13494-80-9)

Identification
Name:Tellurium atomic absorption standard solution
Synonyms:TelluriumpowderNmesh; Tellurium broken ingot (99.99+%); Telluriumingotbrokenpieces; Tellurium powder; TellurStcke; TelluriumchunkN; TelluriumpiecesN; Tellurium solution 1000 ppm; Tellurium solution 10 000 ppm
CAS:13494-80-9
EINECS: 236-813-4
Molecular Formula: Te
Molecular Weight: 127.60
InChI: InChI=1/Te
Molecular Structure: (Te) TelluriumpowderNmesh; Tellurium broken ingot (99.99+%); Telluriumingotbrokenpieces; Tellurium powder...
Properties
Transport:UN 3288 6.1/PG 3
Flash Point: °C
Density:6.25
Solubility:Insol in benzene, carbon disulfide
INSOL IN HOT & COLD WATER, HYDROCHLORIC ACID; SOL IN NITRIC ACID, AQ REGIA, POTASSIUM CYANIDE, POTASSIUM HYDROXIDE, SULFURIC ACID
Appearance:solid
Specification:

The Tellurium, with the cas registry number 13494-80-9, is a kind of silvery white crystalline solid. Being soluble in sulfuric acid, nitric acid, aqua regia, potassium cyanide, potassium hydroxide while insoluble in cold and hot water and carbon disulfide, this chemical could reacts with nitric acid and concentrated sulfuric acid with the form of red solution. Besides, it could dissolves in potassium hydroxide in the presence of air with formation of deep red solution. In addition, its product categories are including Inorganics; Electronic Chemicals; Micro/Nanoelectronics; Pure Elements; Metal and Ceramic Science; Metals; Tellurium.

The physical properties of this chemical are as below: (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 0; (5)Exact Mass: 129.906223; (6)MonoIsotopic Mass: 129.906223; (7)Heavy Atom Count: 1; (8)Covalently-Bonded Unit Count: 1.

The production method of this chemical is below: First prepare the raw material of Tellurium powder, and then extract and refine with sodium polysulfide to get this product with the purity of 99.999%.

As to its usage, it is widely applied in many ways. It could be used as a chemical bonder in producing the outer shell of the first atom bomb and also in the fileds of thermoelectricity and free-machining steel; It could then be used as the colorant for ceramics and glass, vulcanized agent of rubber, catalytic agent for petroleum cracking process.

When you are dealing with this chemical, you should be careful. For being a kind of toxic chemical, it will at low levels cause damage to health. If swallowed, it is also very toxic. Therefore, if in case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

In addition, you could obtain the molecular structure by using the following datas:
(1)Canonical SMILES: [Te]
(2)InChI: InChI=1S/Te
(3)InChIKey: PORWMNRCUJJQNO-UHFFFAOYSA-N 

Below are the toxicity informatin of this chemical:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 45mg/kg (45mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
mouse LD50 oral 20mg/kg (20mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rabbit LD50 oral 67mg/kg (67mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rat LC50 inhalation > 2420mg/m3/4H (2420mg/m3) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES TNO-report. Vol. TNO-92-008,
rat LD50 oral 83mg/kg (83mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rat LDLo intratracheal 200mg/kg (200mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

LIVER: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
American Industrial Hygiene Association Journal. Vol. 39, Pg. 100, 1978.
 

 

Report:

The Tellurium, with the cas registry number 13494-80-9, is a kind of silvery white crystalline solid. Being soluble in sulfuric acid, nitric acid, aqua regia, potassium cyanide, potassium hydroxide while insoluble in cold and hot water and carbon disulfide, this chemical could reacts with nitric acid and concentrated sulfuric acid with the form of red solution. Besides, it could dissolves in potassium hydroxide in the presence of air with formation of deep red solution. In addition, its product categories are including Inorganics; Electronic Chemicals; Micro/Nanoelectronics; Pure Elements; Metal and Ceramic Science; Metals; Tellurium.

The physical properties of this chemical are as below: (1)#H bond acceptors: 0; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 0; (5)Exact Mass: 129.906223; (6)MonoIsotopic Mass: 129.906223; (7)Heavy Atom Count: 1; (8)Covalently-Bonded Unit Count: 1.

The production method of this chemical is below: First prepare the raw material of Tellurium powder, and then extract and refine with sodium polysulfide to get this product with the purity of 99.999%.

As to its usage, it is widely applied in many ways. It could be used as a chemical bonder in producing the outer shell of the first atom bomb and also in the fileds of thermoelectricity and free-machining steel; It could then be used as the colorant for ceramics and glass, vulcanized agent of rubber, catalytic agent for petroleum cracking process.

When you are dealing with this chemical, you should be careful. For being a kind of toxic chemical, it will at low levels cause damage to health. If swallowed, it is also very toxic. Therefore, if in case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

In addition, you could obtain the molecular structure by using the following datas:
(1)Canonical SMILES: [Te]
(2)InChI: InChI=1S/Te
(3)InChIKey: PORWMNRCUJJQNO-UHFFFAOYSA-N 

Below are the toxicity informatin of this chemical:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 45mg/kg (45mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
mouse LD50 oral 20mg/kg (20mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rabbit LD50 oral 67mg/kg (67mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rat LC50 inhalation > 2420mg/m3/4H (2420mg/m3) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES TNO-report. Vol. TNO-92-008,
rat LD50 oral 83mg/kg (83mg/kg)   "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 107, 1982.
rat LDLo intratracheal 200mg/kg (200mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

LIVER: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
American Industrial Hygiene Association Journal. Vol. 39, Pg. 100, 1978.
 

 

Packinggroup: III
Flash Point: °C
Color: Grayish-white, lustrous, brittle, crystalline solid, hexagonal, rhombohedral structure
Dark-gray to brown, amorphous powder with metal characteristics
Safety Data
Hazard Symbols T:Toxic