Hydrazine monohydrate n2h4 6465 %, reagent grade, 98%. Accepta 2565 is an organic corrosion inhibitor used for scavenging oxygen and passivating metal surfaces. Hydrazine hydrate, 80% hydrazine, 51% revision date 11jul2019 4. Sds of hydrazine hydrate, safety data sheets, cas 7803578. The hydrate may be produced commercially by three methods. Hydrazine is an odorless, fuming, oily liquid with an ammonialike odor. Sigmaaldrich offers a number of hydrazine monohydrate products. In 1980, an air sampling and analytical procedure to determine hydrazine was validated by the osha analytical laboratory. Examples of oxidizing agents include not only the electronegative elements and highly. Hydrazine hydrate is a colourless liquid highly soluble in water.
Air force that involves collection of samples using sulfuric acid coated gas chrom r and colorimetric analysis using r. Hydrazine definition is a colorless fuming corrosive strongly reducing liquid base n2h4 used especially in fuels for rocket and jet engines. Hydrazine hydrate is an inorganic compound used in various enduser industries owing to its wide range of chemical properties. Ac19670, ac196710050, ac19671, ac196715000 synonyms. After neutralization, transfer material to appropriate dot container for proper disposal. Hydrazine hydrate is commercially manufactured using three production processes such as olinraschig process, bayerketazine process and peroxide process. Add an equal volume of 5% calcium hypochlorite aqueous solution. Articles of hydrazine hydrate are included as well. Identification of the substancemixture and of the companyundertaking 1. How to remove hydrazine hydrate from reaction mixture. It is a simple pnictogen hydride, and is a colorless and flammable liquid with an ammonialike odor hydrazine is highly toxic and dangerously unstable unless handled in solution as e. General statement hydrazine hydrate is a colourless liquid highly soluble in water. It may be used as a reducing agent in the following.
This reducing chemical reacts with dissolved oxygen to form nitrogen and water. Hydrazine occupational safety and health administration. The amounts of hydrazine and l,ldimethylhydrazine produced in the united states in the mid1960s to mid1980s have been reported to range from 15 million to 38 million pounds and from 9,900 to 99,000 pounds per year, respectively. Hydrazine definition of hydrazine by merriamwebster. Chemical product and company identification product name. Note it has been known that hydrazine hydrate is likely to have some carcenogenous properties. Anhydrous hydrazine ah monomethyl hydrazine mmh uns dimethyl hydrazine udmh hydrogen peroxideh 2 o 2 dinitrogen tetroxiden 2 o 4 hydroxylterminated polybutadienehtpb ammonium perchlorate ap e thylamine 1anhydrous hydrazine. Table 1 requirements for hydrazine hydrate clause 3. Arkema thiochemicals hydrazine hydrate gps 20141031 v0 substance name.
Urine samples were collected daily for determination of metabolites. In the case of contact with eyes, rinse immediately with plenty of water and seek medical. Chemtrec 8004249300 outside usa 7035273887 1216 6th ave n kent wa 98032 phone. In this procedure, hydrazine reacts with pdimethylaminobenzaldehyde to yield an azine that rearranges in the presence of strong acid to a quinoid structure having an intense red. The determination of hydrazine is usually made on boiler feedwaters, process waters, and other waters that have been treated with hydrazine n 2 h 4 for the purpose of maintaining residuals to prevent corrosion by dissolved oxygen. Hydrazine in air has been determined by collection in 0. Safety data sheet northwest missouri state university. Hydrazine hydrate, reagent grade, n2h4 5060 % nh2nh2. Hydrazine replacement boiler water oxygen scavenger formulated from carbohydrazide to provide outstanding protection from oxygen corrosion and feedwater and boiler system passivation.
Summary contd water samples to be ph adjusted immediately after sampling 1 ml hcl to 100 mls sample no specific holding time given. Casno hydrazine monohydrate 207942 anonymousanonymous 007008003 7803578 1. Dilute hydrazine hydrate with water so the concentration of hydrazine is less than 5% ww. Firstaid measures general advice show this safety data sheet to the doctor in attendance. Hydrazine concentrations were initially higher in the liver than in the plasma with hydrazine doses of 3 and 9 mgkg. Material safety data sheet pharmaceutical chemistry. The solution is manufactured using 100% nuclear grade hydrazine hydrate and is subject to stringent quality control testing. It can be used as a direct replacement for hydrazine in any boiler without the associated safety hazards. Neutralise using either import, use, and disposal 4. Boiler water oxygen scavenger hydrazine replacement. Msds hydrazine, monohydrate cas 7803578 msds hydrazine.
Hydrazine hydrate, hydrazine hydroxide, hydrazinium hydroxide. Neutralize spilled hydrazine by diluting with water to a 5% or less solution. This product contains the following ingredients for which the state of california has found to cause cancer which would require a warning under the statute. Cas 7803578 hydrazine, monohydrate hydrazine hydrate idrazina idrata msds toxicity property. The addition of hydrazine hydrate to reduced graphene oxide rgo counter electrode improves its performance in dyesensitized solar cells dssc. Hydrazine hydrate 80% extra pure msds cas 10217524 msds. The former osha limit for hydrazine was 1 ppm as an 8hour twa, with a skin notation. The substance is marketed as hydrate form and is covered by the registration of the anhydrous. If reaction mixture is liquid you can remove hydrazine by. Preparation of samples water sample preparation the water samples collected from various places of kathmandu were used for the phosphate analysis. Hydrazine hydrate 55% may produce toxic effects similar to those described above, but with skin. Find msds or sds, a coa, data sheets and more information. Hydrazine hydrate as a product should not be used in boilers, the steam from which will be used in a process industry, processing food andor skin products.
The samples were filtered through whatmann41 filter. If the product is solid you can wash it first with water, then with ethanol to remove alcohol. The raschig process, the original commercial production process for hydrazine. Hydrazine hydrate market global industry analysis and.
The hydrazine hydrate 55% solution is available in 2875 lb. As a waterbased solution, hydrazine hydrate and its derivatives are supplied by arkema to be widely used as reducing agent, blowing agent, corrosion inhibitor, oxygen scavenger or intermediate of synthesis our product found applications in various industrial sectors such as water treatment, polymerization, agrochemicals, and pharmaceuticals. Hydrazine is an inorganic compound with the chemical formula n 2 h 4. This material does not contain any hazardous air pollutants. The extent of acetylation decreased, the hydrazine. Hydrazine monohydrate n2h4 6465 %, reagent grade, 98. Annex xv identification of hydrazine as svhc 1 annex xv dossier proposal for identification of a substance as a category 1a or 1b cmr, pbt, vpvb or a substance of an equivalent level of concern substance names. The ketazine solution is distilled to make a hydrazine hydrate containing 64% hydrazine. The products material safety data sheet and label as required by.
Identification of the substancemixture and of the companyundertaking. Hydrazine anhydrous,monomethyl hydrazinemmh,unsdimethyl. Hydrazine hydrate sara 3023043112 extremely hazardous substances. Hydrazine hydrate 100% is toxic if swallowed and may cause digestive tract burns, central nervous system effects and methemoglobinemia, a condition that reduces the oxygen carrying capacity of the blood. Hydrazinium hydroxide cas 7803578 804608 merck millipore. Hydrazine products are widely used as chemical building blocks. It is an aqueous solution containing 64% of hydrazine. This material does not contain any class 1 ozone depletors. Sigmaaldrich offers a number of hydrazine hydrate solution products. Hydrazine hydrate has been used for the deproteination of the enamel samples in a study.
1303 1183 1464 1542 338 882 227 1122 1146 1420 1393 475 1475 1095 143 648 1160 1065 681 776 1550 1068 1360 197 793 1223 1479 118 1349 1171 415 736 378 16 1085 856 1070 261 681 907 464 73