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Merck
CN

270296

Calcium carbide

pieces, thickness <10 mm , typically, technical grade, ~80%

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About This Item

Linear Formula:
CaC2
CAS Number:
75-20-7
Molecular Weight:
64.10
UNSPSC Code:
12352300
NACRES:
NA.23
PubChem Substance ID:
24856368
EC Number:
200-848-3
Beilstein/REAXYS Number:
3909011
MDL number:
MFCD00010905

Key Documents

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InChI key

UIXRSLJINYRGFQ-UHFFFAOYSA-N

InChI

1S/C2.Ca/c1-2;/q-2;+2

SMILES string

[Ca++].[C-]#[C-]

grade

technical grade

assay

~80%

form

pieces

thickness

<10 mm , typically

density

2.22 g/mL at 25 °C (lit.)

Quality Level

100

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Related Categories

signalword

Danger

target_organs

Respiratory system

Storage Class

4.3 - Hazardous materials which set free flammable gases upon contact with water

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges

Hazard Classifications

Eye Dam. 1 - Skin Irrit. 2 - STOT SE 3 - Water-react. 1

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
SDBB6330
SDBB4489
SDBB3902
STBK9766
STBL3142

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G Malla et al.
Chemosphere, 58(2), 141-147 (2004-12-02)
Mitigation of methane (CH4) and nitrous oxide (N2O) emissions from soil is important to reduce the global warming. Efficacy of five nitrification inhibitors, i.e. neem (Azadirachta melia) cake, thiosulphate, coated calcium carbide, neem oil coated urea and dicyandiamide (DCD) and
Xiaoguang Jiao et al.
Science in China. Series C, Life sciences, 48 Suppl 1, 26-32 (2005-08-11)
A field experiment was carried out at the Shenyang Experimental Station of Ecology (CAS) in order to study the effects of slow-release urea fertilizers high polymer-coated urea (SRU1), SRU1 mixed with dicyandiamide DCD (SRU2), and SRU1 mixed with calcium carbide
Production of calcium carbide from fine biochars.
Guodong Li et al.
Angewandte Chemie (International ed. in English), 49(45), 8480-8483 (2010-09-14)
Palanisamy Ramasamy et al.
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA, 20(6), 536-540 (2003-01-29)
Carbide sludge (10.4-11.5 tonnes day(-1)) is generated from the reaction of calcium carbide (900 kg) and water (6,000 L) in the production of acetylene (2,400 m3), in three selected acetylene manufacturing plants. The sludge (of pH 12.2 and containing Cu
H Kjuus et al.
British journal of industrial medicine, 43(4), 237-242 (1986-04-01)
The overall mortality and the incidence of cancer have been studied among male employees at a plant producing calcium carbide. The cohort was defined as all men employed at the plant for at least 18 months in the period 1953
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