PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Dihydroxy-1,3-indandione, 2,2-; (Ninhydrin monohydrate) 485-47-2
8.00
4.08
11.00
11.01
16.01
16.02
Formula Synonyms
C9.H6.O4 NINHYDRIN, 1,2,3-INDANTRIONE MONOHYDRATE, 1,2,3-INDANTRIONE, 2 HYDRATE, 1,2,3-TRIKETOHYDRINDENE MONOHYDRATE, 1,3-INDANDIONE, 2,2-DIHYDROXY-, 1H-INDENE-1,2,3-TRIONE, 2-HYDRATE, 2,2-DIHYDROXY-1,3-INDANDIONE, 2,2-DIHYDROXY-1H-INDENE-1,3(2H)-DIONE, 2,3-DIHYDRO-2,2-DIHYDROXY-1,3-DIOXO-1H-INDENE, INDANE-1,2,3-TRIONE MONOHYDRATE, NINHYDRIN HYDRATE, TRIKETOHYDRINDENE HYDRATE
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
178.15 S 0.000000236 25 0.862
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.26 2.8 17
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.036 0.38 2.3
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.