Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

J&L Aquatics Ltd.

Hanna Phosphorus Checker

Hanna Phosphorus Checker

J&L Aquatics Ltd.

Hanna Phosphorus Checker - Low Range

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

CA$77.95

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shopping designed around you.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Saving this product will notify you when it’s back in stock

Description

Hanna Phosphorus Checker - Low Range The Hanna Phosphorus Checker - Low Range HI736 is a marine ultra-low range phosphorus colorimeter for saltwater aquariums, giving a digital result in parts per billion rather than relying on visual colo...

Delivery & Returns

Returns accepted within 30 days

Exclusions may apply. See full policy

J&L Aquatics Ltd.

4.8 (662)

You might also like

Hanna Nitrate Checker

J&L Aquatics Ltd.

Hanna Nitrate Checker

(1)

Hanna Calcium Checker

J&L Aquatics Ltd.

Hanna Calcium Checker

(1)

Ruby Reef Kick-Ich Pro - 64oz

J&L Aquatics Ltd.

Ruby Reef Kick-Ich Pro - 64oz

Salifert Ammonia Test Kit

J&L Aquatics Ltd.

Salifert Ammonia Test Kit

Hikari Seaweed Extreme Small Pellet Fish Food - 100 Gram

J&L Aquatics Ltd.

Hikari Seaweed Extreme Small Pellet Fish Food - 100 Gram

Reef Crest Aquarium Filter Media - 36 x 18 Inch

J&L Aquatics Ltd.

Reef Crest Aquarium Filter Media - 36 x 18 Inch

(2)

Franks F-Aiptasia Killer - 1oz

J&L Aquatics Ltd.

Franks F-Aiptasia - 1oz

(1)

Ocean Nutrition Frozen Clams on the Half Shell (8 oz)

J&L Aquatics Ltd.

Ocean Nutrition Frozen Clams on the Half Shell (8 oz)

Brightwell Aquatics MicroBacter Purple M - 500ml

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Purple M - 500ml

Salifert Nitrite Test Kit

J&L Aquatics Ltd.

Salifert Nitrite Test Kit

Salifert pH Test Kit

J&L Aquatics Ltd.

Salifert pH Test Kit

PolypLab Nano Reef-Roids Coral Food - 37 Gram

J&L Aquatics Ltd.

PolypLab Nano Reef-Roids Coral Food - 37 Gram

Keep your cat entertained

Keep your cat entertained

Felt toys, treat puzzles, and wobblers.

Brightwell Aquatics MicroBacter Start XLF - 250ml

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Start XLF - 250ml

Small Acurel Lifeguard Nylon Filter Bag

J&L Aquatics Ltd.

Acurel Lifeguard Nylon Filter Bag (3 x 8 Inch)

Hanna Phosphorus Checker Reagents

J&L Aquatics Ltd.

Hanna Phosphorus Checker Reagents - 25 Pack

(1)

Hanna Magnesium Checker

J&L Aquatics Ltd.

Hanna Magnesium Checker

(1)

Ruby Reef Rally Pro - 2 Liter Dosing Bottle

J&L Aquatics Ltd.

Ruby Reef Rally Pro - 2 Liter Dosing Bottle

Vitalis Marine Pellets (Platinum) - 70 Gram

J&L Aquatics Ltd.

Vitalis Marine Pellets (Platinum) - 70 Gram

Salifert Magnesium Test Kit

J&L Aquatics Ltd.

Salifert Magnesium Test Kit

Hanna Low Range Nitrate Checker Reagents

J&L Aquatics Ltd.

Hanna Low Range Nitrate Checker Reagents - 25 Pack

Road trip dog gear

Road trip dog gear

Car harnesses, travel bowls, and cooling vests.

Tropic Marin All-For-Reef - 1600 Gram

J&L Aquatics Ltd.

Tropic Marin All-For-Reef - 1600 Gram

(5)

Reef Crystals Sea Salt - 160 Gallon Mix

J&L Aquatics Ltd.

Reef Crystals Sea Salt - 160 Gallon Mix

(4)

Red Sea ReefMat 1000 fleece-roll - front of package

J&L Aquatics Ltd.

Red Sea ReefMat 1200 Filter Rolls

Hikari Marine S Pellet Fish Food - 50 Gram

J&L Aquatics Ltd.

Hikari Marine S Pellet Fish Food - 50 Gram

Brightwell Neo Nitro front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics NeoNitro - 500ml

Hanna Ammonia Checker - Freshwater

J&L Aquatics Ltd.

Hanna Ammonia Checker - Freshwater

Red Sea NO3-PO4-X - 500ml

J&L Aquatics Ltd.

Red Sea NO3-PO4-X - 500ml

Vitalis Algae Pellets - 70 Gram

J&L Aquatics Ltd.

Vitalis Algae Pellets - 70 Gram

AquaFloraCanada

AquaFloraCanada

AquaFloraCanada

4.7

(1.9K)

Hanna Low Range Nitrate Checker

J&L Aquatics Ltd.

Hanna Low Range Nitrate Checker

Ruby Reef Rally Pro - 1 Liter Dosing Bottle

J&L Aquatics Ltd.

Ruby Reef Rally Pro - 1 Liter Dosing Bottle

Caribsea LifeRock Shapes

J&L Aquatics Ltd.

Caribsea LifeRock Shapes - 20lb

(1)

Salifert Calcium Test Kit

J&L Aquatics Ltd.

Salifert Calcium Test Kit

(1)

Salifert Alkalinity Test Kit

J&L Aquatics Ltd.

Salifert Alkalinity Test Kit

Extruded Carbon Filter for RO (Reverse Osmosis) Filter

J&L Aquatics Ltd.

Extruded Carbon Filter for RO (Reverse Osmosis) Filter

1 Micron Sediment Filter for Reverse Osmosis Filter

J&L Aquatics Ltd.

1 Micron Sediment Filter for Reverse Osmosis Filter

Brightwell MicroBacter7 - 2 Liter bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter7 - 2 Liter

(1)

PE Mysis pellets 2oz fish food

J&L Aquatics Ltd.

Piscine Mysis Pellets - 2oz

Hikari Frozen Mysis Shrimp - 16oz Flat

J&L Aquatics Ltd.

Hikari Frozen Mysis Shrimp - 16oz Flat

(2)

Brightwell NeoPhos front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics NeoPhos - 500ml

Brightwell Aquatics Replenish - 500ml

J&L Aquatics Ltd.

Brightwell Aquatics Replenish - 500ml

Seachem CoralCrete - 4oz Purple

J&L Aquatics Ltd.

Seachem CoralCrete - 4oz Purple

Loc-Line 6 Inch Length (3/4 Inch)

J&L Aquatics Ltd.

Loc-Line 6 Inch Length (3/4 Inch)

(1)

Hanna Nitrate Checker Reagents

J&L Aquatics Ltd.

Hanna Nitrate Checker Reagents - 25 Pack

(3)

Hanna Marine Salinity Tester

J&L Aquatics Ltd.

Hanna Marine Salinity Tester

PikStik Aqua Tongs - 32 Inch

J&L Aquatics Ltd.

PikStik Aqua Tongs - 32 Inch

Dog routine essentials

Dog routine essentials

Shop leashes, bowls, and lick mats.

hanna marine ammonia checker for aquariums and aquaculture

J&L Aquatics Ltd.

Hanna Ammonia Checker - Marine

Salifert Nitrate Test Kit

J&L Aquatics Ltd.

Salifert Nitrate Test Kit

hanna ammonia checker reagents for marine reef aquariums.

J&L Aquatics Ltd.

Hanna Ammonia Checker Reagent - Marine

Two Little Fishies SeaVeggies - Green Seaweed - 30 Gram

J&L Aquatics Ltd.

Two Little Fishies SeaVeggies - Green Seaweed - 30 Gram

(3)

Seachem Ammonia Alert

J&L Aquatics Ltd.

Seachem Ammonia Alert

Aquascape Construction Epoxy - Coralline Color

J&L Aquatics Ltd.

Aquascape Construction Epoxy - Coralline Color

Saki-Hikari Marine Herbivore Fish Food - 90 Gram

J&L Aquatics Ltd.

Saki-Hikari Marine Herbivore Fish Food - 90 Gram

Brightwell MicroBacter Clean - 500ml

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Clean - 500ml

Microbacter Start XLM - 500ml Front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Start XLM - 500ml

(1)

Seachem Reef Glue (20 Gram)

J&L Aquatics Ltd.

Seachem Reef Glue (20 Gram)

(1)

Hanna Alkalinity Checker Freshwater Reagents - 25 Pack

J&L Aquatics Ltd.

Hanna Alkalinity Checker Freshwater Reagents - 25 Pack

Hanna Alkalinity (dKH) Checker

J&L Aquatics Ltd.

Hanna Alkalinity (dKH) Checker

Hanna Marine pH Checker

J&L Aquatics Ltd.

Hanna Marine pH Checker

Saron/Marble Shrimp (Asia Pacific)

J&L Aquatics Ltd.

Saron/Marble Shrimp

Hanna Calcium Checker Reagents - 25 Pack

J&L Aquatics Ltd.

Hanna Calcium Checker Reagents - 25 Pack

Brightwell MicroBacter7 - 500ml bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter7 - 500ml

(3)

Bulk DI Resin for RO Units by Reef Crest Aquatics - Front

J&L Aquatics Ltd.

Reef Crest Bulk DI Resin (1.2 lb)

(1)

Fluval Sea PS1 Protein Skimmer

J&L Aquatics Ltd.

Fluval Sea PS1 Protein Skimmer

Salifert Phosphate Test Kit

J&L Aquatics Ltd.

Salifert Phosphate Test Kit

American Marine Selcon Concentrate

J&L Aquatics Ltd.

American Marine Selcon Concentrate

Seasonal pet refresh

Seasonal pet refresh

Shop brushes, deshedding tools, nail grinders

PolypLab Reef-Roids Coral Food - 75 Gram

J&L Aquatics Ltd.

PolypLab Reef-Roids Coral Food - 75 Gram

(3)

Salifert Copper Test Kit

J&L Aquatics Ltd.

Salifert Copper Test Kit

Fluval Reef 4.0 Nano LED Aquarium Light

J&L Aquatics Ltd.

Fluval Reef 4.0 Nano LED Aquarium Light

(1)

Tropic Marin All-For-Reef - 800 Gram

J&L Aquatics Ltd.

Tropic Marin All-For-Reef - 800 Gram

Pinpoint ORP Monitor

J&L Aquatics Ltd.

Pinpoint ORP Monitor

Hanna Alkalinity Checker Reagents - 25 Pack

J&L Aquatics Ltd.

Hanna Alkalinity Checker Reagents - 25 Pack

(4)

Ruby Reef Rally Pro - 64oz

J&L Aquatics Ltd.

Ruby Reef Rally Pro - 64oz

Brightwell MicroBacter QuikCycl - 60ml front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter QuikCycl - 60ml

Two Little Fishies VeggieMag

J&L Aquatics Ltd.

Two Little Fishies VeggieMag

(2)

Hanna Magnesium Checker Reagent

J&L Aquatics Ltd.

Hanna Magnesium Checker Reagent

Brightwell MicroBacter Start XLM - 125ml front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Start XLM - 125ml

Ruby Reef Kick-Ich Pro - 1 Liter Dosing Bottle

J&L Aquatics Ltd.

Ruby Reef Kick-Ich Pro - 1 Liter Dosing Bottle

New Life Spectrum Algae Max Pellet Food - 300 Gram

J&L Aquatics Ltd.

New Life Spectrum Algae Max Pellet Food - 300 Gram

(1)

Brightwell MicroBacter Start XLM - 250ml front of bottle

J&L Aquatics Ltd.

Brightwell Aquatics MicroBacter Start XLM - 250ml

Neptune Trident Reagent 6

8% off

J&L Aquatics Ltd.

Neptune Trident Reagent 6

(3)

CA$146.73CA$159.49

PolypLab Premium Frag Glue (25 x 4 Gram)

J&L Aquatics Ltd.

PolypLab Premium Frag Glue (25 x 4 Gram)

(1)

DVH Imports GFO and Reactor Media

J&L Aquatics Ltd.

DVH All-in-One Biopellets (1000ml)

Red Sea Reef Foundation ABC Starter Pack 3x250ml

J&L Aquatics Ltd.

Red Sea Reef Foundation ABC Starter Pack 3x250ml

Caribsea Ocean Direct Original Live Sand - 5lb

J&L Aquatics Ltd.

Caribsea Ocean Direct Original Live Sand - 5lb

Two Little Fishies SeaVeggies - Red Seaweed - 30 Gram

J&L Aquatics Ltd.

Two Little Fishies SeaVeggies - Red Seaweed - 30 Gram

(1)