Sodium hydrogen sulfide, anhydrous

Description

For Use in Paper Pulping, in Dyestuffs Processing, in Rayon and Cellophane Desulfurizing | CAS: 16721-80-5 | HNaS | 56.06 g/mol

In paper pulping, in dyestuffs processing, in rayon and cellophane desulfurizing, in unhairing hides and as a bleaching reagent Sodium hydrogen sulfide is used in cloth, paper, pulp and dyestuff industries. It acts as a floating agent in copper mining as well as to remove hairs from hides in leather industries. It is also used as an intermediate in synthetic chemistry. It is utilized as a raw material in the production of ammonium sulphate and ethanethiol.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Moisture Sensitive and Hygroscopic

Specifications

Chemical Identifiers

• CAS: 16721-80-5
• Molecular Formula: HNaS
• Molecular Weight (g/mol): 56.06
• MDL Number: MFCD00011124
• InChI Key: HYHCSLBZRBJJCH-UHFFFAOYSA-M
• Synonym: sodium hydrosulfide, sodium bisulfide, sodium sulfhydrate, sodium hydrogen sulfide, sodium sulfide na sh, sodium sulfanide, sodium mercaptan, sodium mercaptide, sodium hydrosulphide, nahs
• PubChem CID: 28015
• SMILES: [Na+].[SH-]

• Melting Point: 350°C
• Color: White
• Physical Form: Crystalline
• Quantity: 2 g
• Solubility Information: Soluble in water,ether and alcohol.
• IUPAC Name: sodium sulfanide
• Formula Weight: 56.06
• Odor: Like rotten eggs
• Sensitivity: Hygroscopic; Moisture sensitive
• Density: 1.79 g/cm³ at 20°C
• Chemical Name or Material: Sodium hydrogen sulfide

Safety and Handling

Hazard Category	H290-H301-H314-X
Hazard Statement	Keep container in a well ventilated place. When using do not eat or drink. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). This material and/or its container must be disposed of as hazardous waste.
Precautionary Statement	P234-P235+P410-P260-P264b-P270-P271-P280-P284-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P390-P501c
DOTInformation	DOT Class: 4.2, Packaging Group: II
EINECSNumber	240-778-0
RTECSNumber	WE1900000
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only