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.

Cuboid Aquatics LLC

Central API pH Test Kit for accurate pH testing, featuring multiple test strips for water and chemical analysis.

Central API pH Test Kit for accurate pH testing, featuring multiple test strips for water and chemical analysis.

Cuboid Aquatics LLC

API pH Test Kit

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$6.48

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shop is the next step on our mission to make commerce better for everyone.

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

Quantity

1

Description

API pH Test KitThe API pH Test Kit measures the acidity or alkalinity of your water on the low range (about 6.0–7.6). pH is a foundational parameter: different fish, plants, and shrimp thrive at different pH levels, and sudden swings are fa...

Delivery & Returns

Returns accepted within 30 days

Exclusions may apply. See full policy

Cuboid Aquatics LLC

Cuboid Aquatics LLC

Cuboid Aquatics LLC

4.8 (526)

You might also like

Central Seachem ParaGuard medicine bottle for aquarium use, with label showing product details and dosage instructions.

Cuboid Aquatics LLC

Seachem ParaGuard

Seachem Ammonia Alert test kit by Central showing the ammonia testing device and packaging for aquarium water testing.

Cuboid Aquatics LLC

Seachem Ammonia Alert

Glass Aqua

Glass Aqua

Glass Aqua

4.7

(6.8K)

Micranthemum Monte Carlo - Carpet Aquatic Plant | Glass Aqua

Micranthemum Monte Carlo - Carpet Aquatic Plant | Glass Aqua

Java Moss - Glass Aqua

Egeria Densa Easy Aquarium Plant for Freshwater Tank | Glass Aqua

Anubias Nana Petite - Glass Aqua

Hygger Mini Pro aquarium heater with 10-watt capacity, compact design, and adjustable temperature controls for small fish tanks.

Cuboid Aquatics LLC

Hygger Mini Pro Aquarium Heater

(4)

Central Seachem NeoPlex medicine container showing 10g sachet for aquatic fish health treatment.

Cuboid Aquatics LLC

Seachem NeoPlex

UNS disposable CO2 cartridge for inflation or carbonation, shown in a close-up image highlighting the compact metal cylinder.

Cuboid Aquatics LLC

UNS Disposable CO2 Cartridge

2HR Aquarist APT 3 fertilizer bottle, 300ml container for aquatic plant nutrition, designed for healthy aquarium plant growth.

Cuboid Aquatics LLC

2HR Aquarist APT 3

MarcusFishTanks

4.7

(5.8K)

cryptocoryne wendtii aquarium plant

Dwarf sag live aquarium plant

WaterScape Vallisneria Contortion aquatic plant in a pot, showcasing long, wavy green leaves suitable for freshwater aquariums.

Cuboid Aquatics LLC

Vallisneria Contortion

(1)

Seachem Flourish Potassium fertilizer bottle, a plant nutrient supplement from Central for healthy aquatic plant growth.

Cuboid Aquatics LLC

Seachem Flourish Potassium

Nature Aquariums USA

Seachem Laboratories Seachem NutriDiet Vacation Time-Released Tabs Fish Food

Shrimpy Business

Shrimpy Business

4.7

(3.1K)

API pH Test & Adjuster Kit - Bay Bridge Aquarium and Pet

Bay Bridge Aquarium

API pH Test & Adjuster Kit

Central API Pond pH Down conditioner in 16 oz bottle, used to lower pond water pH for aquatic health.

Cuboid Aquatics LLC

API Pond pH Down

Hygger gravel vacuum cleaner for aquarium cleaning with a compact design and hose attachment for easy debris removal

Cuboid Aquatics LLC

Hygger Gravel Vacuum Cleaner

Buce Plant

4.6

(48.5K)

Healthy Dwarf Hair Grass UNS tissue culture aquatic plant for freshwater aquariums, with fine, grassy green foliage.

Healthy Dwarf Hair Grass UNS tissue culture aquatic plant for freshwater aquariums, with fine, grassy green foliage.

Red Ludwigia Natans aquatic plant from ACW with vibrant red leaves, ideal for freshwater aquariums.

Lush green Christmas Moss, a type of aquarium moss from ACW, shown in dense, vibrant clumps suitable for aquatic plant setups.

Aquatic Water Lettuce plant, Pistia Stratiotes, from ACW, floating aquatic plant with lush green leaves on water surface.

Hygger 5-in-1 electric aquarium gravel cleaner for cleaning fish tanks with multiple functions and adjustable flow.

Cuboid Aquatics LLC

Hygger 5 in 1 Electric Aquarium Gravel Cleaner

Hygger 20W planted aquarium light illuminating a aquatic tank with vibrant green plants and clear water

Cuboid Aquatics LLC

Hygger Planted Aquarium Light

(3)

Bunch of WaterScape Vallisneria Jungle aquatic plants with long green leaves for freshwater aquarium decoration

Cuboid Aquatics LLC

Vallisneria Jungle

DustinsFishtanks

4.8

(33K)

Water Wisteria The Hardiest Hygrophila_Hygrophila Difformis_Aquarium Plant_Aquarium Plants_Aquarium Plant For Sale

Water Wisteria The Hardiest Hygrophila_Hygrophila Difformis_Aquarium Plant_Aquarium Plants_Aquarium Plant For Sale

Hygger Biochemical Sponge Filter for 1 to 20-gallon aquariums, featuring durable sponge material and biological filtration.

Cuboid Aquatics LLC

Hygger Biochemical Sponge FIlter

(4)

Hygger Aquarium Surface Skimmer filter with adjustable flow for up to 50-gallon tanks, removing surface film and debris.

Cuboid Aquatics LLC

Hygger Aquarium Surface Skimmer

(1)

Seachem Garlic Guard 250ml fish medicine bottle with label and cap, used for fish health and parasite prevention.

Cuboid Aquatics LLC

Seachem Garlic Guard 250ml

Canton Aquatics

Canton Aquatics

4.3

(2.1K)

Hornwort Bunch - Canton Aquatics

Hornwort Bunch - Canton Aquatics

Amazon Sword Echinodorus Red Flame - Live Aquarium Plant from Canton Aquatics

Java Fern (Microsorum pteropus) – Easy Live Freshwater Aquarium Plant - Canton Aquatics

Canton Aquatics Java Moss Taxiphyllum Barbieri Live Freshwater Aquarium Moss - Low Light - Canton Aquatics

CO2Art Drop Checker Kit for aquarium CO2 monitoring, featuring a transparent drop checker and calibration solution.

Cuboid Aquatics LLC

CO2Art Drop Checker Kit

Central API Ammonia Test Kit with 130 tests, used for water quality testing and ammonia level measurement.

Cuboid Aquatics LLC

API Ammonia Test Kit

Seachem Flourish Iron fertilizer bottle, used for aquatic plant nutrients, displayed on a white background.

Cuboid Aquatics LLC

Seachem Flourish Iron

Waterbox Aquariums

4.3

(716)

Filter Socks Waterbox Aquariums

Filter Socks Waterbox Aquariums

Reef Salt Waterbox Aquariums

Aquarium Media Reactor Waterbox Aquariums

AIO Filter Sponge Waterbox Aquariums

Aquarium Co-Op

4.9

(6.6K)

Easy Green All - in - One Fertilizer - Aquarium Co - Op

Easy Green All - in - One Fertilizer - Aquarium Co - Op

Easy Root Tabs - Aquarium Co-Op

Pre Filter Sponge - Aquarium Co - Op

Easy Shrimp and Snail Shells - Aquarium Co - Op

Central API Phosphate Test Kit for testing phosphate levels in water, includes test tubes and color comparison chart.

Cuboid Aquatics LLC

API Phosphate Test Kit

Central Seachem The Bag accessories, compact storage bag with multiple compartments for aquarium supplies and accessories.

Cuboid Aquatics LLC

Seachem The Bag

Seachem Purigen conditioner in a 50g container, designed for aquarium water purification, branded by Central.

Cuboid Aquatics LLC

Seachem Purigen

(1)

Aquarium Plants Factory

4.6

(8.8K)

Java Moss is an excellent addition to any freshwater aquarium, known for its resilience and versatility. Its ability to thrive in a range of conditions, combined with its aesthetic appeal, makes it a top choice for creating a natural, healthy environment for your aquatic pets.

Java Moss is an excellent addition to any freshwater aquarium, known for its resilience and versatility. Its ability to thrive in a range of conditions, combined with its aesthetic appeal, makes it a top choice for creating a natural, healthy environment for your aquatic pets.

Anubias Petite Potted | APF Aquarium Plants Factory

Eleocharis sp. Mini (Dwarf Hairgrass) – compact bright green carpeting aquarium plant in Vitro Culture cup, grown in nutrient gel for clean, pest-free growth; ideal for aquascaping foregrounds

Microsorum Pteropus | Java Fern - Aquarium Plants Factory

Seachem Safe water conditioner bottle from Central, designed to treat and condition aquarium water for fish health.

Cuboid Aquatics LLC

Seachem Safe

CO2Art In Tank Bazooka Flux Diffuser for CO2 systems, designed for tanks under 65 gallons, with a sleek metal finish.

Cuboid Aquatics LLC

CO2Art In Tank Bazooka Flux Diffuser

Ecological Labs Microbe-Lift Special Blend conditioner bottle, 4oz, eco-friendly product for aquatic environment care.

Cuboid Aquatics LLC

Ecological Labs Microbe-Lift Special Blend

AquaticMotiv

AquaticMotiv

AquaticMotiv

4.6

(1.9K)

Micranthemum 'Monte Carlo' in nursery pot — live carpeting aquarium plant

Micranthemum 'Monte Carlo' in nursery pot — live carpeting aquarium plant

Java Moss Taxiphyllum Barieri portion with green delicate fronds

Floating Plant Starter Pack — live floating aquarium plants with green and pink leaves

Red Tiger Lotus (Nymphaea zenkeri) with vibrant red and green glossy leaves

Sera Nature Pleco Chips fish food in cuboid packaging, designed for bottom-feeding plecos and aquatic herbivores.

Cuboid Aquatics LLC

Sera Nature Pleco Chips

CO2Art inline aquarium atomizer diffuser system with 12-16mm hose and 13mm fittings for CO2 injection in aquariums.

Cuboid Aquatics LLC

CO2Art Inline CO2 Aquarium Atomizer Diffuser System

Central Fritz Slime Out conditioner 10-pack, showing bottles with orange and white packaging, designed for hair care and slime removal.

Cuboid Aquatics LLC

Fritz Slime Out 10 pack

Shrimply Fintastic

4.8

(775)

WIO ScapeGlue Adhesive Kit accessories in black, featuring various adhesives and applicators for craft and repair projects.

Cuboid Aquatics LLC

WIO ScapeGlue Adhesive Kit

Hygger external aquarium thermometer with digital display showing water temperature in a fish tank.

Cuboid Aquatics LLC

Hygger External Aquarium Thermometer

Hygger 6-in-1 aquarium cleaning tool kit with various brushes, scrapers, and siphons for easy fish tank maintenance.

Cuboid Aquatics LLC

Hygger 6 in 1 Aquarium Cleaning Tool Kit

Central Seachem Nutridiet Vacation Tabs fish food in a 10-pack, designed for feeding aquatic pets during absences.

Cuboid Aquatics LLC

Seachem Nutridiet® Vacation Tabs

Central AquaTop Mesh Fish Net for aquatic use, featuring durable mesh and handle for easy fish catching and handling.

Cuboid Aquatics LLC

AquaTop Mesh Fish Net

Seachem Flourish Excel fertilizer bottle from Central, showing the label and product packaging for aquatic plant growth.

Cuboid Aquatics LLC

Seachem Flourish Excel

Hygger small fish tank cleaner kit with cleaning tools and accessories for easy aquarium maintenance.

Cuboid Aquatics LLC

Hygger Small Fish Tank Cleaner Kit

2HR Aquarist APT Fix conditioner in a 500ml bottle, used for aquarium water treatment and fish health.

Cuboid Aquatics LLC

2HR Aquarist APT Fix

Central API Water Softener Pillow conditioner, softening water with a compact, cushioned water softening pillow.

Cuboid Aquatics LLC

API Water Softener Pillow

Golden Anubias Barteri Nana plant from Cuboid Nature Aquarium, shown in a pot with lush green and golden leaves for freshwater aquariums.

Cuboid Aquatics LLC

Anubias Barteri Nana Golden

(5)

Flip Aquatics

4.7

(18.9K)

Red Root Floaters

Red Root Floaters

Central Botanicals Catappa Tea Bags 12-pack, herbal tea with natural botanical ingredients, shown in individual tea bags.

Cuboid Aquatics LLC

Catappa Tea Bags 12 Pack

Seachem Tidal Matrix filter accessory by Central, showing a close-up of the porous ceramic media used in aquarium filtration systems.

Cuboid Aquatics LLC

Seachem Tidal Matrix

Sacramento Koi

Liquid Test Kit – Ammonia

Dog routine essentials

Dog routine essentials

Shop leashes, bowls, and lick mats.

Central API Phos-Zorb filter media used as filter accessory for removing phosphates from aquarium water.

Cuboid Aquatics LLC

API Phos-Zorb Filter Media

Puppy travel zones

Puppy travel zones

Playpens, liners, carriers, and travel bowls.

Central Hikari Mini Algae Wafers fish food in 22g package, showing small algae wafers for aquatic pets.

Cuboid Aquatics LLC

Hikari Mini Algae Wafers

(1)

Aqua Forest Aquarium

4.9

(1.6K)

ADA power sand advance

IC027 ADA Tissue Culture Plant Eleocharis acicularis mini "Japanese Dwarf Hair Grass" (labeled as Eleocharis parvula) (cup size: short)

Sera Flora Nature Spirulina Veggie Flakes in a clear container showing vibrant green fish food flakes, ideal for aquatic pets.

Cuboid Aquatics LLC

Sera Flora Nature Spirulina Veggie Flakes

Daku Aquatics

4.9

(1.6K)

Cryptocoryne Spiralis Tiger aquatic plant in a WaterScape pot, featuring distinctive striped, curly underwater foliage.

Cuboid Aquatics LLC

Cryptocoryne Spiralis Tiger

(2)

Central Aquarium Solutions PraziPro medicine for aquarium parasite treatment in a 4 oz bottle.

Cuboid Aquatics LLC

Aquarium Solutions PraziPro

Aquarium Munster Dr. Bassleer Biofish Food Aloe Large, 60g, natural fish food with aloe for freshwater and marine fish.

Cuboid Aquatics LLC

Dr. Bassleer Biofish Food Aloe Large

(1)

Dalua International LLC

Dalua International LLC

4.8

(377)

Coral Essentials CVE+ AQUARIUM additives DALUA

Coral Essentials CVE+ AQUARIUM additives DALUA

Scheduler Holder LED LIGHT DALUA

Illumagic Lenses Wide/Narrow LED LIGHT DALUA

Illumagic Pixel AQUARIUM LIGHTING DALUA

Healthy Anubias Jungle Star aquatic plant in a pot from Cuboid Nature Aquarium, ideal for freshwater aquariums.

Cuboid Aquatics LLC

Anubias Jungle Star

(1)

Central Seachem Zip Bag conditioner in medium size, shown as a compact, resealable bag for aquatic plant and fish tank care.

Cuboid Aquatics LLC

Seachem Zip Bag

Central API Nitrate Test Kit for aquariums, includes testing bottles and color chart for nitrate level analysis.

Cuboid Aquatics LLC

API Nitrate Test Kit

Hygger aquarium gravel cleaner kit with a hose and siphon for easy tank gravel cleaning and maintenance.

Cuboid Aquatics LLC

Hygger Aquarium Gravel Cleaner Kit

Central Seachem Prime conditioner bottle, 100ml, showing the label and product packaging for aquarium water conditioning.

Cuboid Aquatics LLC

Seachem Prime

(3)

The daily dog walk edit

The daily dog walk edit

Bag holders, carry loops, and refills.

Healthy Rotala Rotundifolia Orange Juice aquatic plant in a pot, showcasing vibrant orange-tinged leaves for freshwater aquariums.

Cuboid Aquatics LLC

Rotala Rotundifolia Orange Juice

(2)

Central Seachem Flourish Tabs fertilizer for aquatic plants, showing a container with 10 nutrient-rich fertilizer tabs.

Cuboid Aquatics LLC

Seachem Flourish Tabs

Hygger Max Pro 60W plant light for indoor gardening, featuring adjustable spectrum and energy-efficient LED lighting.

Cuboid Aquatics LLC

Hygger Max Pro Plant Light

chihiros aquatic studio

chihiros aquatic studio

chihiros aquatic studio

4.7

(2.6K)

Chihiros B Series LED Light - Chihiros Aquatic Studio

Chihiros B Series LED Light - Chihiros Aquatic Studio

Chihiros WRGB II Slim LED Light - Chihiros Aquatic Studio

Chihiros WRGB II Pro LED Light - Chihiros Aquatic Studio

Chihiros WRGB II 10th Edition LED Light - Chihiros Aquatic Studio

Cuboid Nature Aquarium API pH Test Strips in a 25-count test kit for measuring water pH levels in aquariums.

Cuboid Aquatics LLC

API pH Test Strips

Large Dr. Bassleer Biofish Food with pumpkin for aquarium fish, by Aquarium Munster, shown in a 60g package.

Cuboid Aquatics LLC

Dr. Bassleer Biofish Food Pumpkin Large

Hygger stainless steel CO2 diffuser for aquarium, compact 25cm, designed to efficiently disperse CO2 in aquatic environments.

Cuboid Aquatics LLC

Hygger Stainless Steel CO2 Diffuser

CO2Art.us

CO2Art.us

4.7

(790)

Hygger Water Quality Meter test kit with digital display for measuring pH, temperature, and water parameters.

Cuboid Aquatics LLC

Hygger Water Quality Meter