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OCR for page 46
46
Name:
SODIUM FLOURIDE
CAS No.: 7681-49-4
Chemical Formula: NaF
Description:
NAS/CWIC 020-82
Formula Weight: 42.0
White or Nile blue fine powder or crystals and hygro-
scopic.
Used as source of fluoride.
Purity Requirements:
Analyses of available grades of sodium fluoride show the
presence of arsenic and lead but at levels far below that
which would necessitate RMIC values based on a maximum
dosage of 1.2 mg fluoride ion/liter. If analyses are
desired, the following protocol is recommended.
Bulk Sample Collection:
Sample in accordance with Standard for Sodium Fluoride,
AWWA B701-78, American Water Works Association, Denver,
Colorado (1978).
Sample Analyses:
The analyses are to be performed on the sodium fluoride
sample in accordance with:
Standard Method for the Examination of Water and Waste-
water, 15th Edition, American Public Health Association,
Washington, D.C. (1981).
Arsenic
Lead
Section 304
Section 304
Representative terms from entire chapter:
values based