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  • 81Nicotinamide adenine dinucleotide — Nicotinamide adenine dinucleotide …

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  • 82Rosin — For other uses, see Rosin (disambiguation). A cake of rosin, made for use by violinists, used here for soldering . Rosin, also called colophony or Greek pitch (Pix græca), is a solid form of resin obtained from pines and some other plants, mostly …

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  • 83Photographic developer — In the processing of photographic films, plates or papers, the photographic developer (or just developer) is a chemical that makes the latent image on the film or print visible. It does this by reducing the silver halides that have been exposed… …

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  • 84Mycobacterium — TEM micrograph of M. tuberculosis. Scientific classification Kingdom …

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  • 85Ammonium bicarbonate — Ammonium bicarbonate …

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  • 86Nepheline — General Category Silicate mineral Chemical formula (Na,K)AlSiO4 …

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  • 87Polymer degradation — is a change in the properties tensile strength, colour, shape, etc of a polymer or polymer based product under the influence of one or more environmental factors such as heat, light or chemicals. These changes are usually undesirable, such as… …

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  • 88Polycarbonate — Repeating chemical structure unit of Polycarbonate made from bisphenol A Ph …

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  • 89Allotropes of carbon — Eight allotropes of carbon: a) Diamond, b) Graphite, c) Lonsdaleite, d) C60 (Buckminsterfullerene or buckyball), e) C540, f) C70, g) Amorphous carbon, and h) single walled carbon nanotube or buckytube. This is a list of the allotropes of carb …

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  • 90Solvay process — The Solvay process, also referred to as the ammonia soda process, is the major industrial process for the production of soda ash (sodium carbonate). The ammonia soda process was developed into its modern form by Ernest Solvay during the 1860s.… …

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