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HACH Electrode: ISENH4181AP, Ammonium, 0.018 mg/L (10-6M) to 9 g/L (0.5 M) NH4-N - Ion Selective Electrodes
HACHIon Selective Electrodes

HACH Electrode: ISENH4181AP, Ammonium, 0.018 mg/L (10-6M) to 9 g/L (0.5 M) NH4-N

The HACH ISENH4181AP is an ammonium ion selective electrode with a double junction and epoxy body. It measures ammonium (NH4-N) across a range of 0.018 mg/L (10-6M) to 9 g/L (0.5 M) and includes a 1 m cable.

SKU 3G-OTH-375777

Brand
HACH
Item
Electrode: ISENH4181AP, Ammonium, 0.018 mg/L
Category
Ion Selective Electrodes
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HACH
Manufacturer Part Number
ISENH4181AP
Type
Ammonium, 0.018 mg/L (10-6M) to 9 g/L (0.5 M) NH4-N
Material
Epoxy
Range
0.018 mg/L (10-6M) to 9 g/L (0.5 M) NH4-N
Cable Lg
1 m
Junction
Double
Product Type
Electrode
Test Parameters
Ammonium

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

Product Description

The HACH ISENH4181AP is an ammonium ion selective electrode with a double junction and epoxy body. It measures ammonium (NH4-N) across a range of 0.018 mg/L (10-6M) to 9 g/L (0.5 M) and includes a 1 m cable.

Frequently Asked Questions

What is the HACH ISENH4181AP electrode used for?

The HACH ISENH4181AP is an ammonium ion selective electrode used to measure ammonium (NH4-N) in water and wastewater. It is commonly applied in environmental monitoring, industrial process control, and laboratory analysis to detect ammonia levels from 0.018 mg/L to 9 g/L.

What are the specifications of the HACH ISENH4181AP?

The HACH ISENH4181AP is an ammonium electrode with a double junction and epoxy body. It measures NH4-N from 0.018 mg/L (10-6M) to 9 g/L (0.5 M) and includes a 1 m cable. The manufacturer part number is ISENH4181AP, and it is designed for ion selective electrode applications.

Where to buy the HACH ISENH4181AP worldwide?

You can source the HACH ISENH4181AP ammonium electrode through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this item.

How to maintain the HACH ISENH4181AP electrode?

To maintain the HACH ISENH4181AP, rinse the electrode with deionized water after each use and store it in a recommended storage solution. Avoid touching the sensing membrane. Regularly calibrate with standard ammonium 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

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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