PAC Database - Detailed Chemical Data

Chemical Identity
Chemical CAS# UN# Health Code Numbers
Potassium hexafluorosilicate; (Silicate(2-), hexafluoro-, dipotassium) 16871-90-2 2655
7.01
7.00
3.09
11.01
15.01
15.02
4.07
4.08
Formula Synonyms
F6.Si.2K POTASSIUM FLUOROSILICATE, DIPOTASSIUM HEXAFLUOROSILICATE, DIPOTASSIUM HEXAFLUOROSILICATE(2-), FLUOROSILICATE DE POTASSIUM (DOT FRENCH), FLUOROSILICATO DE POTASIO (DOT SPANISH), POTASSIUM FLUOROSILICATE (K2SIF6), POTASSIUM FLUOSILICATE, POTASSIUM HEXAFLUOROSILICATE, POTASSIUM HEXAFLUOROSILICATE (K2SIF6), POTASSIUM SILICOFLUORIDE, POTASSIUM SILICOFLUORIDE (K2SIF6), POTASSIUM SILICON FLUORIDE (K2SIF6), SILICOFLUORURE DE POTASSIUM (DOT FRENCH), SILICOFLUORURO DE POTASIO (DOT SPANISH)
Physical Properties
Mol Wt State MP (°C) BP (°C) VP (Hg) VP (°C) SG LEL (ppm)
220.29 S 2.27
PAC Values
PAC Values (Original Units: mg/m3)
PAC-1 PAC-2 PAC-3
0.47 5.1 31
Converted PAC Values (ppm)
PAC-1 PAC-2 PAC-3
0.052 0.57 3.4
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.