Lovibond CHECKIT Comparator Mode D'emploi page 4

Instructions for the determination of Nitrate LR
CHECKIT Disc
®
Nitrate LR
Accuracy:
Tablets
NITRATE-Test Powder
NITRATE-TEST Tablets
NITRITE LR
Nitrate LR (NITRATE-Test Powder/NITRITE LR-Test
Tablets/NITRATE LR)
å Fill the Nitrate Test Tube to the 20 ml mark.
ç Add one level spoon full NITRATE-Test Powder and a
NITRATE-Test Tablet to the Test Tube.
Don't crush the the tablet!
é Close it with a lid and shake for 1 minute.
è Allow 1 minute for the flocculation of the NITRATE-Test
Powder.
ê Invert the Test Tube two or three times to complete the
flocculation.
Measurement Range Order Code
0 - 1 mg/l N
± 5 % full scale
Order Code (per 100 pcs)
1
14 63 10
2
46 52 30
50 28 10
51 23 10
3
4
5
b)
a)