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.

KeepingFishSimple

Products

Products

KeepingFishSimple

Fritz Master Test Kit

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$73.00

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

The Fritz Master Test Kit is a comprehensive water testing kit for freshwater aquariums. It measures multiple key parameters including ammonia, nitrite, nitrate, pH, GH, and KH to ensure a healthy and stable aquatic environment.
✔ Comprehen...

Delivery & Returns

Returns accepted within 30 days

Exclusions may apply. See full policy

KeepingFishSimple

KeepingFishSimple

KeepingFishSimple

4.8 (506)

You might also like

KeepingFishSimple

Digital Water Test Pens

(1)

KeepingFishSimple

Fritz GH LiqTest Kit

KeepingFishSimple

Air Stone

KeepingFishSimple

Aquarium Fish Net – Soft Mesh

(1)

KeepingFishSimple

Square Extendable Shrimp Net – 8.5cm

KeepingFishSimple

Aquasonic Para-Gone

KeepingFishSimple

Ziss Aqua Air Valve

KeepingFishSimple

Dymax Filter Media Bag - Extra Fine

KGTropicals

Fritz General Hardness (GH) Test Kit

(2)

Fritz KH Test Kit aquarium water test kit for measuring carbonate hardness and pH stability

Tropical Treasures Wyo LLC

Fritz KH Test Kit – Carbonate Hardness Aquarium Water Test Kit

KeepingFishSimple

Dymax Glass Atomizer – GA104

KeepingFishSimple

Banana Leaves (Musa acuminata)

KeepingFishSimple

Fritz Ph Test Kit

KeepingFishSimple

Fritz Alkalinity kH Test Kit

KeepingFishSimple

Bioscape Hang On Canister Filter

KeepingFishSimple

Dymax Filter Media Bag - Fine

KeepingFishSimple

Aquasonic Formalin Malachite Solution

KeepingFishSimple

Aquasonic Bio-Tet

KeepingFishSimple

Ziss Aqua Fabric Air Stone

KeepingFishSimple

Dymax Glass Hydrometer

Keep your cat entertained

Keep your cat entertained

Felt toys, treat puzzles, and wobblers.

Aquatic Cove

Fritz Wide Range PH Test Kit

KeepingFishSimple

Dymax Anti-Ammonia Rock

KeepingFishSimple

LCA Triple C

Dog routine essentials

Dog routine essentials

Shop leashes, bowls, and lick mats.

KeepingFishSimple

Fritz pH Neutralizer - 226g

KeepingFishSimple

Dymax Stainless Steel Scissors

KeepingFishSimple

Fritz pH Higher – 473ml

KeepingFishSimple

Fritz pH Lower

KeepingFishSimple

Fritz Fuzz Out

KeepingFishSimple

Dymax CO₂ Bubble Counter

KeepingFishSimple

Aquasonic Ichonex

Fritz GH Test Kit for measuring general hardness, calcium, and magnesium in freshwater aquariums.

Tropical Treasures Wyo LLC

Fritz GH Test Kit for Freshwater Aquarium General Hardness

KeepingFishSimple

Fritz BettaGuard - 59ml

KeepingFishSimple

Ziss Aqua Air/CO2 Diffuser - ZD-200

KeepingFishSimple

Mag-Float Replacement Scrapers

KeepingFishSimple

Fritz Ammonia Test Kit

Box of Frits ammonia test strips on a white background

KeepingFishSimple

Fritz Ammonia Test Strips

KeepingFishSimple

Dymax Co2 Indicator Solution - 10ml

KeepingFishSimple

LCA All-In-One Shrimp Safe

Road trip dog gear

Road trip dog gear

Car harnesses, travel bowls, and cooling vests.

KeepingFishSimple

Dymax Instant Bactereum

KeepingFishSimple

Ziss Aqua Bubble Bio Filter Media – ZM-II

(1)

Richmond Aquarium

Fritz Ammonia Test Kit (130 Tests)

The Little Reef Shop

Fritz Ammonia Test Kit - 130 Tests (04001)

KeepingFishSimple

Ledstar Tyndall WRBG Smart Spotlight

KeepingFishSimple

Eheim ECCO External Filter

KeepingFishSimple

Aqua One OptiClear Low Profile Tank (In-Store Only)

KeepingFishSimple

Fritz Guard Water Conditioner

KeepingFishSimple

Dymax Quick Test - 25 Tests

KeepingFishSimple

Dymax Check Valve - 2pk

KeepingFishSimple

Fritz Zyme 7 – Freshwater Nitrifying Bacteria

KeepingFishSimple

LCA All-In-One Premium

KeepingFishSimple

Nisso Plant Soil

KeepingFishSimple

LCA Shrimp Mineral Premium

KGTropicals

Fritz Wide Range PH Test Kit

(4)

Natural Environment Aquatix

Fritz Freshwater and Saltwater Master Test Kit

KeepingFishSimple

Blue Planet Algae Cure

KeepingFishSimple

Seachem Purigen

Nu Aqua

Fritz 6 in 1 Test Strips

KeepingFishSimple

Fritz 6 in 1 Test Strips

46% off

KeepingFishSimple

Fritz Calcium Test Kit

KeepingFishSimple

Dymax Crystal CO₂ Indicator

KeepingFishSimple

FritzZyme Turbo Clean

KeepingFishSimple

Fritz ParaShield - 118mL

KeepingFishSimple

Eheim Internal Filter – Aqua Series

KeepingFishSimple

LCA Carbon Plus (Shrimp Safe)

Summit City Coral

Fritz Freshwater & Saltwater Master Test Kit

Fritz Master Test Kit for sale | Splashy Fish

Splashy Fish

Fritz Master Test Kit

KeepingFishSimple

Blue Planet Tri-Sulfa - 15 Tablets

KeepingFishSimple

Ziss Aqua EZ Breeder Box

Fritz Alkalinity Test Kit for sale | Splashy Fish

Splashy Fish

Fritz Alkalinity (KH) Test Kit