Etchant, Buffered Oxide, 4:1, Electronic/Cleanroom Grade

NH4F assay range: 31.3-32.3%.
HF assay range: 9.94-10.24%.
Packaged in a cleanroom environment.

 

 

Safety Information

Health Hazard

3

Fire Hazard

0

Reactivity

0

Material Safety Data Sheet

 

Test

Specification

Assay
NH4FAs reported ± 0.5%
HFAs reported ± 0.15%
MAXIMUM LIMITS
Residue after Ignition10 ppm
Arsenic and Antimony (as As)30 ppb
Aluminum (Al)200 ppb
Boron (B)200 ppb
Calcium (Ca)200 ppb
Chromium (Cr)100 ppb
Copper (Cu)100 ppm
Gold (A

 

Shipping Information

Ammonium hydrogen difluoride, solution, 8, UN2817, PG II.

UPS limit

1 L

Chemical information and descriptions have been provided by Spectrum Chemicals.

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