Identification | More | 【Name】
ZINC | 【CAS】
7440-66-6 | 【Synonyms】
65ZN BUTTER OF ZINC CLAYZIC 'LGC' (2611) MARSCH REAGENT PLATING SOLUTION Z-100ENC RIEKE(R) ZINC ZINC ZINC-65 ZINC AA/ICP CALIBRATION/CHECK STANDARD ZINC AA SINGLE ELEMENT STANDARD ZINC, AAS STANDARD SOLUTION ZINC AA STANDARD ZINC, ANALYTICAL STANDARD Zinc ashes ZINC ATOMIC ABSORPTION SINGLE ELEMENT STANDARD ZINC ATOMIC ABSORPTION STANDARD ZINC ATOMIC ABSORPTION STANDARD SOLUTION ZINC ATOMIC SPECTROSCOPY STANDARD ZINC CHLORIDE | 【EINECS(EC#)】
231-592-0 | 【Molecular Formula】
Zn | 【MDL Number】
MFCD00011291 | 【Molecular Weight】
65.39 | 【MOL File】
7440-66-6.mol |
Chemical Properties | Back Directory | 【Appearance】
silver or blueish-white foil or powder | 【mp 】
420 °C(lit.)
| 【bp 】
907 °C(lit.)
| 【density 】
7.14 g/mL at 25 °C
| 【vapor pressure 】
1 mm Hg ( 487 °C)
| 【Fp 】
1 °F
| 【storage temp. 】
2-8°C
| 【solubility 】
H2O: soluble
| 【form 】
wire
| 【Stability:】
Stable. Incompatible with amines, cadmium, sulfur, chlorinated solvents, strong acids, strong bases. Air and moisture sensitive. Zinc powder is very flammable. | 【Merck 】
14,10132 | 【CAS DataBase Reference】
7440-66-6(CAS DataBase Reference) | 【NIST Chemistry Reference】
Zinc(7440-66-6) | 【EPA Substance Registry System】
7440-66-6(EPA Substance) |
Safety Data | Back Directory | 【Hazard Codes 】
N,F,Xi,Xn | 【Risk Statements 】
R52/53:Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment . R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment . R17:Spontaneously flammable in air. R15:Contact with water liberates extremely flammable gases. R36/37/38:Irritating to eyes, respiratory system and skin . R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment . R36/37:Irritating to eyes and respiratory system . R22:Harmful if swallowed. R19:May form explosive peroxides. | 【Safety Statements 】
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S61:Avoid release to the environment. Refer to special instructions safety data sheet . S60:This material and/or its container must be disposed of as hazardous waste . S46:If swallowed, seek medical advice immediately and show this container or label . S43:In case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add - Never use water) . S36:Wear suitable protective clothing . | 【RIDADR 】
UN 3264 8/PG 3
| 【WGK Germany 】
3
| 【RTECS 】
ZH1400000
| 【F 】
3 | 【HazardClass 】
8 | 【PackingGroup 】
III | 【Hazardous Substances Data】
7440-66-6(Hazardous Substances Data) |
Hazard Information | Back Directory | 【General Description】
A grayish powder. Insoluble in water. May produce toxic zinc oxide fumes when heated to very high temperatures or when burned. Used in paints, bleaches and to make other chemicals. | 【Reactivity Profile】
ZINC METAL is a reducing agent. Reacts violently with oxidants causing fire and explosion hazards [Handling Chemicals Safely 1980. p. 966]. In the presence of carbon, the combination of chlorine trifluoride with zinc results in a violent reaction [Mellor 2, Supp. 1: 1956]. Sodium peroxide oxidizes zinc with incandescence [Mellor 2:490-93 1946-47]. Zinc powder or dust in contact with acids forms hydrogen. The heat generated by the reaction is sufficient to ignite the hydrogen evolved [Lab. Govt. Chemist 1965]. A mixture of powdered zinc and an oxidizing agent such as potassium chlorate or powdered sulfur can be exploded by percussion. Zinc burns in moist chlorine. A mixture of zinc and carbon disulfide reacts with incandescence. Zinc powder reacts explosively when heated with manganese chloride. The reaction between zinc and selenium or tellurium is accompanied by incandescence [Mellor 4:476-480 1946-47]. When zinc and ammonium nitrate are mixed and wetted with a minimum of water, a violent reaction occurs with evolution of steam and zinc oxide. When hydrazine mononitrate is heated in contact with zinc a flaming decomposition occurs at temperatures a little above its melting point. Hydroxylamine is reduced when heated with ZINC DUST(7440-66-6), unpredictably ZINC DUST(7440-66-6) may either ignite and burn or explode [Mellor 8 1946-47]. | 【Air & Water Reactions】
Can evolve gaseous hydrogen in contact with water or damp air. The heat of the reaction may be sufficient to ignite the hydrogen produced [Haz. Chem. Data 1966. p. 171]. Flammable. May form an explosive mixture with air [Hawley]. | 【Health Hazard】
Inhalation or contact with vapors, substance or decomposition products may cause severe injury or death. May produce corrosive solutions on contact with water. Fire will produce irritating, corrosive and/or toxic gases. Runoff from fire control may cause pollution. | 【Fire Hazard】
Produce flammable gases on contact with water. May ignite on contact with water or moist air. Some react vigorously or explosively on contact with water. May be ignited by heat, sparks or flames. May re-ignite after fire is extinguished. Some are transported in highly flammable liquids. Runoff may create fire or explosion hazard. |
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