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HACH ISEF121AP Fluoride Ion Selective Electrode - Ion Selective Electrodes
HACHIon Selective Electrodes

HACH ISEF121AP Fluoride Ion Selective Electrode

The HACH Electrode: ISEF121AP is an Ion Selective Electrode designed for measuring fluoride, with a measurement range of 0.01 mg/L to 19 g/L. It features an annular PTFE junction and is constructed from epoxy…

SKU 3G-OTH-375752

Brand
HACH
Item
ISEF121AP Fluoride Ion Selective Electrode
Part Number
ISEF121AP
Category
Ion Selective Electrodes
Available to Order
Also known as:ISEF121APHACH
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

HACH
Manufacturer Part Number
ISEF121AP
Type
Fluoride, 0.01 mg/L to 19 g/L, Annular PTFE
Material
Epoxy
Range
0.01 mg/L to 19 g/L
Cable Lg
1 m
Junction
Annular PTFE
Product Type
Electrode
Test Parameters
Fluoride

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HACH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HACH Electrode: ISEF121AP is an Ion Selective Electrode designed for measuring fluoride, with a measurement range of 0.01 mg/L to 19 g/L. It features an annular PTFE junction and is constructed from epoxy material. This electrode includes a 1 m cable length and is identified by manufacturer part number ISEF121AP.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the HACH ISEF121AP electrode used for?

The HACH ISEF121AP is an ion selective electrode (ISE) designed to measure fluoride ion concentration in aqueous solutions. It is commonly used in water quality monitoring, wastewater treatment, and industrial process control where fluoride levels range from 0.01 mg/L to 19 g/L.

What are the specifications of the HACH ISEF121AP electrode?

The HACH ISEF121AP is a fluoride ion selective electrode with a measurement range of 0.01 mg/L to 19 g/L. It features an annular PTFE junction, an epoxy body, and a 1 m cable length. The manufacturer part number is ISEF121AP.

Where to buy the HACH ISEF121AP electrode worldwide?

3G Electric supplies the HACH ISEF121AP electrode worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this electrode for your fluoride measurement application.

How to maintain the HACH ISEF121AP fluoride electrode?

To maintain the HACH ISEF121AP, rinse the electrode with deionized water after each use and store it in a fluoride-free storage solution. Avoid touching the sensing membrane. Periodically recalibrate using standard fluoride solutions to ensure accurate readings. Replace the electrode if response becomes sluggish.

Used in

Common applications for HACH
Municipal water treatment — HACH PHC20101 IntelliCAL pH electrode for pH monitoring in distribution systems
Industrial wastewater — HACH Chloride Test Kit (2438600) for chlorine residual analysis in effluent
Laboratory analysis — HACH Buffer Standard Solution S11M005 for calibrating pH meters in quality control labs
Environmental field testing — HACH Chemical Test Strips (2793828) for rapid water quality screening
Process water monitoring — HACH Probe LZW5056.97.0002 for ORP measurement in cooling towers
Wastewater treatment — HACH Water Quality Test Kit (2182000) for nitrite monitoring in biological treatment processes
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HACH Products

3G Electric supplies HACH ion selective electrodes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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