Three levels of zinc nitrate prices _ _ Tongling Chemical zinc nitrate level is provided by Chemical Co., Ltd. Jinan three. Road Zhiyuan, tempering forward. Jinan three flat Chemical Co., Ltd. (www.sanpinghuagong.com) strive to be and you win, symbiosis, strategic partners before the trip, the more determined to become the most influential bio-fertilizer business, and you leap together to success! Storage items stored in a cool, ventilated warehouse. Storage temperature does not exceed 28 ℃, relative humidity less than 75%. Away from fire and heat. Packaging must complete sealed to prevent moisture absorption. Should be easy (to) fuel composition, reducing agents, active metal powder stored separately and avoid mixing reservoir. Storage areas should be equipped with suitable material spill. Used as a catalyst acidification, latex coagulant, resin processing catalyst, mordant dyeing, steel phosphating agents and chemical reagents are used in galvanizing and other machine parts. Zinc nitrate can strongly etched metal, glass and silicon-containing zinc nitrate objects offer, such as inhalation of vapors or contact with the skin can form ulcers difficult to heal, it is difficult to cure. Fluorine is the most active non-metallic oxide, zinc nitrite ability, zinc nitrate and the radius of fluoride ions is small, even less than the oxygen ions, which causes it to have a strong permeability, dense oxide can not prevent it penetration. Zinc nitrate concentration calibration standard solution and the main source of uncertainty in the quality of aluminum scrap, aluminum scrap mass fraction, aluminum molar mass and configuration of the aluminum standard solution volume and so on. Uncertainty Al molar mass is based on the relative molecular mass of information IUPAC (International Union of Pure and Applied Chemistry) published in previous years given in the periodic table to the assessment.