PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Sodium hydroxide 1310-73-2 1823
14.01
4.01
11.01
14.02
4.08
11.00
4.07
10.00
4.11
4.12
Formula Synonyms
HNaO CAUSTIC SODA, BEAD, CAUSTIC SODA, CAUSTIC SODA, FLAKE, CAUSTIC SODA, GRANULAR, CAUSTIC SODA, SOLID, HIDRÓXIDO DE SODIO, EN ESCAMAS (DOT SPANISH), HIDRÓXIDO DE SODIO, EN GRÁNULOS (DOT SPANISH), HIDRÓXIDO DE SODIO, GRANULAR (DOT SPANISH), HIDRÓXIDO DE SODIO, SECO (DOT SPANISH), HIDRÓXIDO DE SODIO, SÓLIDO (DOT SPANISH), HYDROXYDE DE SODIUM, EN FLOCONS (DOT FRENCH), HYDROXYDE DE SODIUM, EN GRANULÉS (DOT FRENCH), HYDROXYDE DE SODIUM, EN PERLES (DOT FRENCH), HYDROXYDE DE SODIUM, SEC (DOT FRENCH), HYDROXYDE DE SODIUM, SOLIDE (DOT FRENCH), CAUSTIC SODA, SOLUTION, LYE, SODA LYE, SODIUM HYDRATE, SODIUM HYDROXIDE, SODIUM HYDROXIDE, BEAD, SODIUM HYDROXIDE, DRY, SODIUM HYDROXIDE, FLAKE, SODIUM HYDROXIDE, GRANULAR, SODIUM HYDROXIDE, SOLID, SODIUM HYDROXIDE (CORROSIVE LIQUID, BASIC, ORGANIC, N.O.S.), AETZNATRON, ASCARITE, COLLO-GRILLREIN, COLLO-TAPETTA, WHITE CAUSTIC, SOSA CAÚSTICA, EN ESCAMAS (DOT SPANISH), SOSA CAÚSTICA, EN GRANULOS (DOT SPANISH), SOSA CAÚSTICA, GRANULAR (DOT SPANISH), SOSA CAÚSTICA, SÓLIDA (DOT SPANISH), SOUDE CAUSTIQUE, EN FLOCONS (DOT FRENCH), SOUDE CAUSTIQUE, EN GRANULÉS (DOT FRENCH), SOUDE CAUSTIQUE, EN PERLES (DOT FRENCH), SOUDE CAUSTIQUE, SOLIDE (DOT FRENCH)
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
40 S 323 1388 513 2.13
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.5ₑ 5ₑ 50ₑ
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.31 3.1 31
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.