PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Paraquat methosulfate; (Paraquat dimethyl sulphate) 2074-50-2
4.05
7.01
11.00
4.07
7.11
10.00
Formula Synonyms
C12H4N2-2CH3-SO4 PARAQUAT METHOSULFATE, 1,1^-DIMETHYL- 4,4'-BIPYRIDYNIUM DIMETHYLSULFATE, 1,1'-DIMETHYL-4,4'-BIPYRIDINIUM BIS(METHYL SULFATE), 1,1'-DIMETHYL-4,4'-BIPYRIDINIUM DIMETHOSULFATE, 1,1'-DIMETHYL-4,4'-BIPYRIDYLIUM DIMETHYLSULFATE, 1,1'-DIMETHYL-4,4'-DIPYRIDINIUM DI(METHYL SULFATE), 1,1'-DIMETHYL-4,4'-DIPYRIDINIUM DIMETHOSULFATE, 4,4'-BIPYRIDINIUM, 1,1'-DIMETHYL-, BIS(METHYL SULFATE), GRAMOXONE METHYL SULFATE, N,N'-DIMETHYL-4,4'-BIPYRIDINIUM METHOSULFATE, OK 621, PARAQUAT BIS(METHYL SULFATE), PARAQUAT DIMETHOSULFATE, PARAQUAT DIMETHYL SULFATE, PARAQUAT DIMETHYL SULPHATE, PARAQUAT I, PARAQUAT METHYL SULFATE, PP 910
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
408.48 S 300 0.0000001 25
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.014 0.15 20
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.00084 0.0090 1.2
Technical Basis
No technical basis available
References
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PAC values marked with a subscript "A" correspond to 60-minute AEGL values.
PAC values marked with a subscript "E" correspond to ERPG values.
PAC values marked by * are >= 10% lower explosive limit (LEL) but < 50% LEL.
PAC values marked by ** are > 50% LEL but < 100% LEL.
PAC values marked by *** are >= LEL.