Jurong Zhongshan Chemical Research Institute Fine chemical producer in China, offering its own range of chemicals as well as custom synthesis services, specializing in hydrogenation and synthesis of organic halides and heterocyclics. | Aquarium Lighting Guide Spectra and specifications for various types of aquarium lighting (fluorescent, metal halide), basics of lighting fixture design, and links to off-site DIY lighting projects and suppliers. | Royal holographic Selection of stock holograms. Also custom holographic work on silver halide film (for decor, display, advertising). |