Note: An asterisk(*) flags the name by which the chemical is listed on the Chem Watch MSDS database

Search result for: sodium polysulfide*

Table showing details for sodium polysulfide*
Chemical	Category & User Codes	DG Class	DG PG	UN CAS No	Guidance notes
sodium polysulfide*	Tch 1 2 - 4 5 - -	4.2 CW Hazardous Chemical	-	3200 7785-06-4	Harmful if swallowed. Forms alkaline solutions with water and may cause severe burns. Releases highly toxic hydrogen sulfide gas on contact with water and acids. Sometimes used as a photographic developer and sepia toner. Storage of the pure chemical on a school site is not recommended due to the potential to release hydrogen sulfide gas. Disposal: Waste solutions of this chemical may be disposed of down the sink (to sewer). 29 See also PHOTOGRAPHIC CHEMICALS.

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