Multiple & portable water quality instrument LH-M900

- Sep 15, 2020-

Multiple & portable water quality analyzer LH-M900 adopts method of spectrophotometry, which supports the wavelengths of 420nm, 470nm, 520nm and 620nm.The instrument is easy to carry, suitable for field work.By adopting imported sensor, advanced optical system and expanding the measuring range of colorimeter, the time is saved.

Multi-parameter Meter

Technical  parameter:

Absorbance measuring range

0-3.0 Abs

Stability of optical path

≤±0.005Abs/30min

Absorbance resolution

0.001Abs

IP Class

IP65 above

LED operating life

100000 hours

Optical filter life

5 years

Rated capacity

0.3W

Operating repeatable

≤±0.01Abs

Wavelength

420nm, 470nm, 520nm 620nm

2.1 Aquaculture suit

No.

Test item

Test method

No. Of tests

Measuring range

1

Residual chlorine

DPD

100 tests

0.01-3.00mg/L

2

Chlorine dioxide

DPD

100 tests

0.00-5.00mg/L

3

Ozone

DPD

100 tests

0.00-2.50mg/L

4

Phosphate

Ammonium molybdate

100 tests

0.00-2.00mg/L

5

Nitrite

diazo coupling

100 tests

0.00-0.30mg/L

6

Ammonia nitrogen

Nessler

100 tests

0.00-50.00mg/L

7

Ammonia nitrogen

Salicylic acid

100 tests

0.00-2.00mg/L

 

2.2 Swimming pool water suit

No.

Test item

Measuring range(mg/L)

1

Iron

0.02-3.00

2

Chromium

0.004-1

3

Copper

0.05-4

4

Nickel

0.05-5

5

Manganese

0.05-5

6

Fluoride

0-2

7

Free chlorine

0-10

8

Ozone

0-25

9

Nitrite

0.003-0.3

10

Nitrate

0-40

11

Phosphate

0-2

12

Sulfide

0.004-1