PERCHLORIC ACID 70%, ENVIRONMENTAL GRADE
ITEM#:2593
HClO4
CAS#:7601-90-3
F.W.:100.46
NFPA#:3-0-1
Specific Gravity: 1.660
DOT:5.1/8/I
Descriptions: Similar to redistilled grade with guaranteed trace metal specifications. Packed in fluorinated bottles to minimize boron and silicon contamination.
Specification
TEST
1. Assay 69.0-72.0%
2. Residue after ignition 0.001% max
3. Silicate and phosphate 0.0005% max
4. Chloride 0.001% max
5. Nitrogen compounds 0.001% max
6. Sulfate 0.001% max
7. Heavy metals 0.00001% max
8. Color (APHA) 10 max
Properties
Ag 10 ppb Al 10 ppb As 10 ppb
B Ba 10 ppb Be 10 ppb
Ca 10 ppb Cd 10 ppb Co 10 ppb
Cr 10 ppb Cu 10 ppb Fe 10 ppb
K 10 ppb Li 10 ppb Mg 10 ppb
Mn 10 ppb Mo 10 ppb Na 10 ppb
Ni 10 ppb Pb 10 ppb Sb 10 ppb
Se 10 ppb Sr 10 ppb Ti 10 ppb
Tl 10 ppb V 10 ppb Zn 10 ppb