VISOCOLOR® ECO Test Nitrite

VISOCOLOR® ECO Test Nitrite, 1021130 [W12864], Environmental Science Experiments
£ 61.92 (includes VAT at standard rate)
More on the way

Separate test kits for chemical analysis of water samples without the need for extra apparatus or previous chemical knowledge. The VISOCOLOR ® card color templates are keyed to the original colors of freshly prepared standard solutions, thus ensuring fine resolution, precision and reproducibility of the measurement results.


Instructions in German, English, French, Italian, Spanish, Dutch.

Sulfanilamide is diazotized by nitrite in acidic solution. The diazonium salt is coupled with a naphthylamine to form a reddish-violet azo dye.

Measuring range: 0,02 – 0,5 mg/l NO2-
Number of tests: 120

Contents of test kit:
30 mL NO2-1
5 g NO2-2
1 measuring spoon 70 mm
2 screw-plug measuring glasses
1 slide comparator
1 color chart
1 plastic syringe 5 mL
1 instructions for use

Item No.: 1021130 [W12864]
Weight 0.198 kg
Dimensions 11.9 x 17.1 x 4.3 cm
Brand MACHEREY-NAGEL
  • Secure online payment with SSL
  • Expert advice
  • Financing available
  • Free shipping on domestic orders over GBP 200
  • Easy returns & exchanges
  • International shipping available
Service hotline:
01934 425333
Add to cart

Customers who bought this item also bought these items:
VISOCOLOR® ECO Test Ammonium 3, 1021122 [W12804], Environmental Science Experiments
£ 72.24
by MACHEREY-NAGEL
VISOCOLOR® ECO Test Nitrate, 1021128 [W12862], Environmental Science Experiments
£ 60.84
by MACHEREY-NAGEL
VISOCOLOR® ECO Test Phosphate, 1021135 [W12870], Environmental Science Experiments
£ 60.84
by MACHEREY-NAGEL
VISOCOLOR® ECO Test Overall hardness, 1021124 [W12846], Environmental Science Experiments
£ 57.12
by MACHEREY-NAGEL
VISOCOLOR® ECO Test pH 4.0 - 9.0, 1021132 [W12866], pH Measuring
£ 61.92
by MACHEREY-NAGEL
Thermal Expansion Apparatus S, 1002978 [U15405], Thermal Expansion
£ 187.80
by 3B Scientific
Digital Multimeter E, 1018832 [U8531051], Hand-held Digital Measuring Instruments
£ 35.04
by 3B Scientific
Steam Generator (230 V, 50/60 Hz), 1001049 [U8624650-230], Thermal Expansion
£ 210.48
by 3B Scientific
VISOCOLOR® ECO Test Iron 2, 1021137 [W12842], Environmental Science Experiments
£ 63.00
by MACHEREY-NAGEL
VISOCOLOR® ECO Test pH 6.1 - 8.4, 1021134 [W12868], pH-Value Determination
£ 77.40
by MACHEREY-NAGEL
Gun Shot Residue Presumptive Test Kit, 1022421 [W56600], Forensics Experiments
£ 76.32
by 3B Scientific
Presumptive Blood Test Kit, 1022422 [W56601], Forensics Experiments
£ 46.44
by 3B Scientific