Test #

Lab ID

Distilled

pH Adjustment (9.50)

Volume of sample distilled (mL)

Final Volume of Distillate (mL)

Distillate pH (2.00)

Volume of NaOH added

1.00 mL

Reading (mV)

1

Blank

No

9.50

50

50

2.0

1.00

196.9

2

Sample

Yes

49.3

3

Sample dup

Yes

52.0

4

0.1 mg/L check std

Yes

103.3

5

Sample Spiked

Yes

35.2

6

Sample Spiked Dup

Yes

34.4

7

10 mg/L Check Std.

Yes

-9.2