STIP-scan

Detect the content of hexavalent chromium, the range is 0.01mg/L-5mg/L (measured in sections), no digestion is required, the detection time is 10 to 15 minutes, and the digestion Colorimetric integrated detection is used, which conforms to the GB7467-87 standard.

Measurement range 0.02~ 1.00mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%, can automatically process the data and directly display the nickel concentration value of the water sample.

Measurement range 0.00~10.00mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Measurement range 0.02~ 10.00mg/L (divided into 0.02~ 1.00mg/L, 1.00~10.00mg/L two ranges), error of indication ≤ +/- 3%, can achieve high-precision and stable copper concentration measurement.

Measurement range 0.10~5.00mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Detection of iron content, the range is 0.01mg/L-50mg/L (measured in sections), no digestion is required, the detection time is 15 to 20 minutes, and the digestion Colorimetric integrated detection is used, which conforms to the HJ/T345-2007 standard.

Measurement range 0.01~ 1.00mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

The permanganate index (CODmn) was detected, the range was 0.1mg/L-10mg/L (measured in sections), the digestion was carried out in a Water Bath for 13min, and the digestion Colorimetric integrated detection was used, which conformed to the GB11892 standard.

Measurement range 0.06~ 3.00mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Measurement range 0.001~ 0.500mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Measurement range 0.01~ 0.50mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Measurement range 0.01~ 1mg/L, error of indication ≤ +/- 5%, Optical inspection Stability < 0.002A/20min, Repeatability ≤ 3%

Detect the content of copper ions, the range is 0.05mg/L-10mg/L (measured in sections), no digestion is required, the detection time is 5 to 10 minutes, and the digestion Colorimetric integrated detection is used, which conforms to the standard of "Bicyclohexanone Oxalyl Dihydrazone Method".

Detect the total chromium content, the range is 0.01mg/L-5mg/L (measured in sections), the digestion is 30min in a Water Bath at 125 ℃, and the detection time is 45-55 minutes. The digestion Colorimetric integrated detection is used, which conforms to the GB7466-87 standard.

Detection of zinc content, the range is 0.05mg/L-15mg/L (segmented determination), no digestion is required, the detection time is 5 to 10 minutes, and the digestion Colorimetric integrated detection is used, which conforms to the "Xylenol Orange Spectrophotometric method, spec-trophotometry" standard.

Detection of manganese content, the range is 0.04mg/L-5mg/L (measured in sections), no digestion is required, the detection time is 10 to 15 minutes, and the digestion Colorimetric integrated detection is used, which conforms to the GB11906-89 standard.

Measurement method of permanganate index, acid potassiumhy permanganate oxidation (Colorimetry), light source wavelength 540nm, Measurement range 0.000~10.00mg/L, error of indication +/- 5% FS, Repeatability ≤ 2.0%.

Spectrophotometric method, spectrophotometry, can quickly and accurately measurement of hexavalent chromium in water, support multi-point calibrating and Data storage, can be connected to PC for data collection, with good waterproof and dustproof performance and power management function, suitable for the determination of hexavalent chromium in various water quality needs.