YSI TruLine ISE Specifications

Parameter

Item #

Technology

Features

Range

Slope

pH Range

Interferences

Applications/ Notes

Ammonia (NH₃)*

400365

Gassensing

Replaceable/refillable membrane modules (1 replacement included), pH sensor inside

0.02 to 17,000 mg/L

54 to 59 mV/ decade

ISA buffers sample to >pH 11 to make NH₃ gaseous

Few, volatile amines

Wastewater, aquaculture, agriculture,

industrial. pH shift caused by ammonia gas is correlated to conc.

Ammonium

(NH₄⁺)

400371

Polymer/ PVC membrane

Refillable reference, replaceable sensor modules (1 replacement included)

0.02 to 1,800 mg/L

54 to 59 mV/ decade

4 to 10

Few, Na⁺, K⁺

Wastewater, environmental, industrial, food/ beverage

Bromide (Br^-)

400377

Solid state

Refillable reference, nonreplaceable sensor

0.4 to 79,900 mg/L

54 to 59 mV/ decade

<12

I^-, Cl^-, CN^-, NH₃^-

Pool, spa, industrial, wastewater

Cadmium (Cd²⁺)

400382

Solid state

Refillable reference, nonreplaceable sensor

0.1 to 11,200 mg/L

26 to 29 mV/ decade

2 to 8

Hg²⁺, Ag⁺, Cu²⁺, Pb2+

Industrial, environmental

Calcium (Ca²⁺)

400387

Polymer/ PVC membrane

Refillable reference, replaceable sensor modules (1 replacement included)

0.02 to 40,000 mg/L

25 to 29 mV/ decade

2.5 to 11

Pb²⁺, Hg²⁺, Si²⁺,

Mg²⁺, Cu²⁺, K⁺,

Tris⁺, Na⁺, others

Aquariums, industrial, food/beverage

Chloride (Cl^-)

400393

Solid state

Refillable, reference nonreplaceable sensor

1.8 to 35,500 mg/L

54 to 59 mV/ decade

2 to 12

CN^-, Br^-, I^-, OH^-, S2-, NH3

Industrial, wastewater, drinking water, food/ beverage, environmental. Store in dark when not in use.

Copper (Cu²⁺)

400445

Solid state

Refillable reference, nonreplaceable sensor

0.06 to 6,400 mg/L

26 to 20 mV/ decade

2 to 6

Hg²⁺, Ag⁺, Fe²⁺,

Br^-, Cl^-

Industrial, environmental. Also known as Cupric ISE.

Cyanide (CN^-)**

400403

Solid state

Refillable reference, nonreplaceable sensor

0.2 to 260 mg/L

54 to 59 mV/ decade

10 to 14

I^-, Br^-, Cl^-, S^2-

Industrial, environmental

Fluoride (F^-)

400406

Solid state crystal

Refillable reference, nonreplaceable sensor

0.02 mg/L - saturation

54 to 59 mV/ decade

5 to 7 at low range, 11 at higher range

OH^-

Drinking water, industrial. Lanthanum fluoride crystal is the sensor.

Iodide (I^-)

400411

Solid state

Refillable reference, nonreplaceable sensor

0.006 to 127,000 mg/L

54 to 59 mV/ decade

<14

CN^-, Cl^-, S₂O₃^2-, S2-, NH3

Drinking water, industrial, food/beverage

Lead (Pb²⁺)

400416

Solid state

Refillable reference, nonreplaceable sensor

0.02 to 20,700 mg/L

26 to 29 mV/ decade

4 to 7

Hg²⁺, Ag⁺, Cu²⁺, Fe2+, Cd2+

Industrial, environmental

Nitrate (NO₃^-)

400421

Polymer/ PVC membrane

Refillable reference, replaceable sensor modules (1 replacement included)

0.4 to 62,000 mg/L

54 to 59 mV/ decade

2.5 to 11

Few, ClO4-, ClO3-, I^-, F^-

Environmental, industrial, agriculture, food/ beverage

Potassium (K⁺)

400427

Polymer/ PVC membrane

Refillable reference, replaceable sensor modules (1 replacement included)

0.04 to 39,000 mg/L

54 to 59 mV/ decade

2 to 12

Cs⁺, NH₄⁺, TI⁺, H⁺, Ag⁺, Tris⁺, Na⁺, Li⁺

Agriculture, food/beverage, environmental, industrial

Silver/Sulfide (Ag⁺/S^2-)**

400433

Solid state

Refillable reference, nonreplaceable sensor

0.01 to 107,900 mg/L (Silver); 0.003 to 32,100 mg/L

(Sulfide)

54 to 59 mV/decade

(Silver); 26 to

29 mV/decade

(Sulfide)

2 to 12

Hg2+

Industrial, environmental, food/beverage

Sodium (Na⁺)

400439

Glass sensor

Refillable reference, nonreplaceable sensor

0.1 to 23,000 mg/L

54 to 59 mV/ decade

>9

H⁺, K⁺

Industrial, agriculture, power, food/beverage