Item No.    element

Standard/method, testing time, devices included

Range accuracy

GDYS-101SB     Colority

GB/T5750.4-2006

Meter, Colorimetric device

5-200PCU

 accuracy5%

GDYS-101SC      O₃

DPD  3Minutes

Meter,

Colorimetric device,

reagent: 50 times

0.05-2.50mg/L

 accuracy3%

GDYS-101SE     CLO₂

DPD  3Minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.01 -3.00mg/L

 accuracy5%

GDYS-101SF     Fluoride

GB/T5750.5-2006  30minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-101SG     Cr6+

GB5750.6-2006  3minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-101SI      Ca

CPPI  3 minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.10-2.00mg/L

 accuracy3%

GDYS-101SL      Total P

GB11906-89 20 minutes

Meter,

Colorimetric device,

Digestion thermostat device,

Sample pretreatment device

reagent: 50 times

 0.02-1.00mg/L

 accuracy5%

GDYS-101SM       Mn

GB/T5750.6-2006  10 minutes Meter,

Colorimetric device,

reagent: 50 times

 0.50-4.00mg/L

 accuracy5%

GDYS-101SN       total cl, residual cl

GB/T5750.11-2006 3minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.05-9.99mg/L

 accuracy5%

GDYS-101SN2      residual cl

3minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.05-5.00mg/L

 accuracy5%

GDYS-101SR   Dissolved oxygen

??/span>

DL 3minutes

Meter,

pretreatment device,

reagent 30 times

 0.1-10.0mg/L

 accuracy5%

GDYS-101^ST       Fe

GB/T5750.6-2006 30minutes

Meter,

pretreatment device,

reagent 50 times

  0.1-3.0mg/L

 accuracy 5%

GDYS-101SV      sulfide

GB/T5750.6-2006 10minutes

Meter,

pretreatment device,

reagent 50 times

 0.02-1.00mg/L

 accuracy5%

GDYS-101SW      Al

10minutes

Meter,

pretreatment device,

reagent 50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-101SY    total cl, residual cl

GB/T5750.11-2006 3minutes

Meter,

Colorimetric device,

reagent: 50 times

 0.05-9.99mg/L

 accuracy5%

GDYS-101SZ       Turbidity

GB/T5750.4-2006  3minutes

Meter,

Colorimetric device,

 5-400NTU

 accuracy5%

GDYS-101SZ2       Turbidity

GB/T5750.4-2006  3minutes

Meter,

Colorimetric device,

 0.5-60.0NTU

 accuracy5%

GDYS-102SB    Total hardness

5minutes

Meter,

Colorimetric device,

reagent:50 times

 25-750.0mg/L

 accuracy5%

GDYS-102SC     H2O2

10minutes

Meter,

Colorimetric device,

reagent:50 times

 5.0-300.0mg/L

 accuracy5%

GDYS-102SD      HCHO

45minutes

Meter,

Colorimetric device,

reagent:50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-102SG       Salinity

meter

 0.2-28.0%

 accuracy±2%

GDYS-102SH           Sulfate

5minutes

Meter,

Colorimetric device,

reagent:50 times

 2.0-20.0mg/L

 accuracy5%

GDYS-102SJ           Urea

50minutes

Meter,

Colorimetric device,

reagent:50 times

 0.5-10.0mg/L

 accuracy5%

GDYS-102SL          Chloride

5minutes

Titration device

Reagent: 50 times

 20-500.0mg/L

 accuracy5%

GDYS-102SL2          Chloride

5minutes

Meter,

Colorimetric device,

reagent:50 times

 0.5-4.0mg/L

 accuracy5%

GDYS-102SM       Peroxyacetic acid

1minutes

Meter,

Colorimetric device,

reagent:50 times

 1.0-10.0mg/L

 accuracy5%

GDYS-102SN         Cu

3minutes

Meter,

Colorimetric device,

reagent:50 times

 0.05-1.00mg/L

 accuracy5%

GDYS-102SO           Zn

5minutes

Meter,

Colorimetric device,

reagent:50 times

 0.05-3.00mg/L

 accuracy5%

GDYS-102SP          B

40minutes

Meter,

Colorimetric device,

reagent:50 times

 0.3-15.0mg/L

 accuracy5%

GDYS-102SQ         Cyanide

30minutes

Meter,

Colorimetric device,

reagent:50 times

 0.03-1.00mg/L

 accuracy5%

GDYS-102SQ2         CClN

5minutes

Meter,

Colorimetric device,

reagent:50 times

0.03??/span>0.50mg/L???CN???

 accuracy5%

GDYS-102SR           SiO₂

20minutes

Meter,

Colorimetric device,

reagent:50 times

 1.0-20.0mg/L

 accuracy5%

GDYS-102ST           K

20minutes

Meter,

Colorimetric device,

reagent:50 times

 30-100.0mg/L

 accuracy5%

GDYS-102ST2          K

Meter,

Colorimetric device,

reagent:50 times

 1.0-20.0mg/L

 accuracy5%

GDYS-102SU            Mo

40minutes

Meter, Colorimetric device, reagent:50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-102SV           Hg

10minutes

Meter,

Colorimetric device,

reagent:50 times

 0.1-0.5mg/L

 accuracy5%

GDYS-102SW           Ag

30minutes

Meter,

Colorimetric device,

reagent:50 times

 0.05-1.00mg/L

 accuracy5%

GDYS-102SX       ??/span>Cobalt Co

30minutes

Meter, Colorimetric device, reagent:50 times

 0.01-0.50mg/L

 accuracy5%

GDYS-102SY           Phosphate

15minutes

Meter,

Colorimetric device,

reagent:50 times

 0.1-1.0mg/L

 accuracy5%

GDYS-102SZ2          Ni

Meter,

Colorimetric device,

reagent:50 times

 0.05-1.00mg/L

 accuracy5%

GDYS-103SA2           As

60minutes

Meter,

Colorimetric device,

reagent:50 times

 0.006-1.000mg/L

 accuracy5%

GDYS-103SB2           Cd

Meter,

Colorimetric device,

reagent:50 times

 0.01-1.00mg/L

 accuracy5%

GDYS-103SC              Pb

5minutes

Meter,

Colorimetric device,

reagent:50 times

 0.5-3.0mg/L

 accuracy5%

GDYS-103SE              Mg

5minutes

Meter,

Colorimetric device,

reagent:50 times

 0.2-20.0mg/L

 accuracy5%

GDYS-103SI         Total Alkalinity

10 minutes

Titration device,

reagent: 50 times

 10-1000.0mg/L

 accuracy5%

GDYS??span lang="EN-US">103SM        Br

10minutes

Meter,

Colorimetric device,

reagent:50 times

 0.1-3.0mg/L

 accuracy5%

GDYS??/span>103SN      Hydrogen sulfide   H2-S

20minutes

Meter,

Colorimetric device,

sample pretreatment device, reagent:50 times

 0.01-1.00mg/L

 accuracy5%

GDYS??/span>103SO          Pd

10minutes

Meter, Colorimetric device, reagent:50 times

 0.5-1.0mg/L

 accuracy5%

GDYS-103SP            Se

20minutes

Meter,

Colorimetric device,

reagent:50 times

 0.5-1.0mg/L

 accuracy5%

GDYS??/span>103SQ           Ba

10minutes

Meter,

Colorimetric device,

reagent:50 times

 1.0-7.0mg/L

 accuracy5%

GDYS??/span>103SR      Cyanuric acid

15minutes

Meter, Colorimetric device, reagent:50 times

 5.0-30.0mg/L

 accuracy5%

GDYS-103SW       C6H6

Meter,

Colorimetric device,

reagent:50 times

 0.25-2.50mg/L

 accuracy10%

GDYS-103SX         Cr3+

Meter,

Colorimetric device,

reagent:50 times

 5.0-30.0mg/L

 accuracy5%

GDYS-103SY         TOC

Meter, Colorimetric device, reagent:50 times

 0.5-30.0mg/L    ??/span>C??/span>

 accuracy5%

GDYS-103SZ          Be

Meter,

Colorimetric device,

reagent:50 times

 0.001-0.100mg/L

 accuracy5%

GDYS-101SQ    COD

Sealed backflow Digesting Colorimetric method

20 minutes

Meter,

Digestion thermostat device , Colorimetric device,

sample pretreatment device, reagent:50 times

10—500mg/L accuracy5%

GDYS-101SQ2    COD

Sealed backflow Digesting Colorimetric method

60 minutes

Meter,

cup,

Colorimetric device,

sample pretreatment device, reagent:50 times

30—300mg/L accuracy5%