6750-99-220-2214

1991 6750-99-224-8557 Photographic Hardener HARDENERSTYPERNCC: 3 | RNVC: 1 | DAC: 5 25 Apr 1991 6750-99-220-2214

6750-12-151-2626 6750121512626 121512626 is a chemical substance which is generally used in processing film, plates, or prints where the temperature is above 70 degrees fahrenheit (21.11 degrees celcius). its purpose is to harden the gelatin of the emulsion to prevent swelling or softening.

6750-99-974-7274 6750999747274 999747274 is a flexible plastic material in roll or sheet form bearing a coating which, when exposed to a light source and then given a chemical treatment, produces a visible black and white or color image. the roll film may come with or without perforations, sound track, leader, and/or trailer. the sheet film may be cut in sizes that can be easily handled one sheet at a time, or prepared in pack form where a quantity of sheets are enclosed in a pocket so designed that individual exposures can be made by removing tabbed shields. photographic film may be used for, but not be limited to aerial photography, motion picutre, microfilm, graphic arts, portrait, reproductions, and the like.