TM 5-6630-215-12
2-14.
WATER QUALITY ANALYSIS SET (WQAS) - PREVENTIVE MEDICINE.
2-15.
INTRODUCTION.
The operator should read the general water test
information (para 2-1 through 2-10), prior to using the WQAS.
The
instructions for use of the kits are arranged alphabetically by test
kit title.
Each test kit instruction and test procedure is introduced
with a brief chemical discussion to familiarize the operator with the
causes of the condition.
This is followed by a step-by-step procedure
to accomplish measurement of the degree of the condition.
Common use
lab-ware supplied in the main case (fig.
1-1) for accessory use with
the kits is identified with the stored locations item number in the
WQAS Loading Diagram (fig. 1-5).
The tests are to be conducted with
the folowing principal equipment:
a.
Acidity test kit.
(1) FREE ACIDITY - 0 to 500 mg/l.
(2) TOTAL ACIDITY - 0 to 500 mg/l.
b.
High-range chloride test kit - 1,000 to 20,000 mg/l.
c.
Iron test kit - 0 to 10 mg/l.
d.
Dissolved oxygen test kit - 0 mg/l to SATURATION.
e.
Zinc test kit - 0 to 10 mg/l.
f.
Multipurpose test kit (Spectrophotometer).
2-16.
SPECTROPHOTOMETER TESTS (para 2-10).
The following test cata-
gories are covered within the ranges specified.
a.
Fluoride - 0.0 to 2.0 mg/l.
b.
Iron
(1) TOTAL IRON - 0 to 2.0 mg/l.
(2) FERRIC IRON (Fe ++) - 0.0 to 2.0 mg/l.
(3) FERROUS IRON (Fe ++) - 0.0 to 2.0 mg/l.
c.
Ammonia nitrogen - 0.0 to 2.0 mg/l.
d.
Nitrate nitrogen - 0.0 to 30.0 mg/l.
e.
pH - 4.0 to 10.0 units.
f.
Sulfate - 0 to 150 mg/l.
g.
Turbidity - 0 to 500 FTU
2-15
