Scientific instrument for spectrophotometric analysis, namely, a spectrophotometer which analyzes the chemical composition of a liquid or a solid by projecting a modulated beam of mid infrared radiation through a sample thereof and analyzing the radiation after it has passed through said sample; computer software specifically designed for collection and display of analysis of said chemical composition and user manuals sold therewith

formaldehyde-free vinyl acetate or vinyl acrylic copolymer chemical solution used for finishing agent in the dye and textile industies