Shanghai Nianxing Industrial Co., Ltd
China
Product Name: TantalumdiselenideCrystal
Price: Check
Purity: 99.995%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: TANTALUM SELENIDE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

12039-55-3

12039-55-3 structure

12039-55-3 structure

Name: Tantanium Selenide
Chemical Name: tantalum selenide
CAS Number: 12039-55-3
Molecular Formula: H₂Se₂Ta
Molecular Weight: 340.88400
Create Date: 2016-04-16 17:48:53
Modify Date: 2025-08-24 21:06:28

Name	tantalum selenide
Synonyms	EINECS 234-898-2

Density	6.70 g/cm3
Molecular Formula	H₂Se₂Ta
Molecular Weight	340.88400
Exact Mass	342.79700

Symbol	GHS06, GHS08, GHS09
Signal Word	Danger
Hazard Statements	H301 + H331-H373-H410
Precautionary Statements	Missing Phrase - N15.00950417-P260-P304 + P340 + P312-P403 + P233
Hazard Codes	T+
RIDADR	UN3283 - class 6.1 - PG 3 - EHS - Selenium compound, solid, n.o.s., HI: all (not BR)

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