- calcium hyposulphite
- гипосернистокислый кальций
sodium hyposulphite — гипосернистокислый натрий
The English-Russian dictionary general scientific. 2015.
sodium hyposulphite — гипосернистокислый натрий
The English-Russian dictionary general scientific. 2015.
Sodium thiosulfate — Sodium thiosulfate … Wikipedia
Photographic processing — is the chemical means by which photographic film and paper is treated after photographic exposure to produce a negative or positive image. Photographic processing transforms the latent image into a visible image, makes this permanent and renders… … Wikipedia