PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Potassium columbate; (Potassium niobate) 12030-85-2
15.01
11.01
4.09
4.10
7.11
3.10
10.00
Formula Synonyms
K8Nb6O19
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
1174.26 S 4.64
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
9 99 590
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.19 2.1 12
Technical Basis
No technical basis available
References
Search Again
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.