PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Bitoscanate; (1,4-Phenylenediisothiocyanic acid) 4044-65-9
7.01
4.07
Formula Synonyms
C8.H4.N2.S2 BITOSCANATE, 1,4-DIISOTHIOCYANATOBENZENE, BISCOMATE, BITOSCANAT, ISOTHIOCYANIC ACID P-PHENYLENE ESTER, ISOTHIOCYANIC ACID, 1,4-PHENYLENEDI-, ISOTHIOCYANIC ACID, P-PHENYLENE ESTER, JONIT, P-PHENYLENE BISISOTHIOCYANATE, P-PHENYLENE DIISOTHIOCYANATE, PHENYLENE THIOCYANATE, PHENYLENE-1,4-DIISOTHIOCYANATE, WM 842
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
192.26 S 132
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
1.8 20 25
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.23 2.5 3.2
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.