SKU: 51819932367

Fritz Master Test Kit

Sale price$44.09 Regular price$48.99
Save 10%

Pay in installments of $12.25 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 14 - Aug 19

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Fritz Master Test KitAbout Fritz Liquid Test Kits Master Test Kit Fritz Aquatics Master Test Kit contains four essential test kit formulas in one convenient box. Wide Range pH Testing the pH of your aquarium water regularly to make proper adjustments is crucial to keep your fish, aquatic plants, and other aquarium animals healthy and stress free. pH is the measure of acidity or basicity of liquids. Acidic water will measure between 0 and 7 pH, while basic, or alkaline,

About Fritz Liquid Test Kits - Master Test Kit
Fritz Aquatics Master Test Kit contains four essential test kit formulas in one convenient box. 

Wide Range pH
Testing the pH of your aquarium water regularly to make proper adjustments is crucial to keep your fish, aquatic plants, and other aquarium animals healthy and stress-free. pH is the measure of acidity or basicity of liquids. Acidic water will measure between 0 and 7 pH, while basic, or alkaline, water will measure between 7 and 14. Knowing your animals is important: the preferred pH range of each species in your aquarium can vary. 

A consistent pH reading is more ideal than frequent changes up or down. pH is influenced in the aquarium by many factors, including the KH content, respiration, organic waste decomposition, even the ammonia cycle. Because of this, frequent testing is recommended. Established systems should be tested once a month, and new systems or aquariums with fish illness or death should be monitored more often. Establishing a baseline pH of your aquarium throughout your normal routine will help alert you to problems early on. Any unexpected pH change can indicate water quality issues and should be addressed right away.

Ammonia
Ammonia is one of the most important parameters to monitor in aquariums because any amount can be toxic to livestock if it is not addressed right away. Ammonia is commonly elevated in new tanks while establishing the beneficial biological filter. High ammonia can also be present in established aquariums from lack of maintenance, overstocking, or when the bio filter has been interrupted by medication. Ammonia can reach lethal levels very rapidly, and should be tested immediately in the case of fish illness or death. Monitor ammonia levels closely when using any medications or treatments. 

The ammonia level in any tank should ideally always be at 0 ppm. Symptoms for acute and chronic ammonia poisoning include: heavy breathing and gasping at surface, clamped fins, discoloration, increased occurrence of disease, death.

Nitrite
Nitrite is produced continually during the ammonia cycle by nitrifying bacteria in the biological filter. While not as immediately toxic as ammonia, any accumulation of nitrite should still be addressed as soon as possible. The nitrite level will eventually be broken down to non-toxic nitrate. Regular testing for nitrite is recommended - chronic exposure to even low levels of nitrite can cause brown blood disease in fish, which can cause suffocation and death.

With the exception of a system establishing a biological filter and progressing through the nitrogen cycle, the nitrite level in any tank should ideally be zero.

Nitrate
Nitrate is considered the non-toxic end product of the ammonia cycle. While not directly a problem for fish at low levels, excess nitrates can cause stress and other water quality issues. Nitrate is continually produced as fish respire and released waste products move through the ammonia cycle, and can accumulate rapidly if not properly maintained. The nitrate level should be monitored regularly and routine maintenance is needed to keep concentrations low for a healthy aquarium. High levels of nitrate can also contribute to undesirable algae growth.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 51819932367

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.2 ★★★★★
Based on 19 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
F
Verified Purchase
France Ciel d'August
Belleville, US
★★★★★ 5
Very good product ,,, I have recommended it to friends ..
Size: 30 Fl Oz (Pack of 1)
Silky texture and tastes very good... great price .. I have reordered and will keep re ordering
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 8, 2026
S
Verified Purchase
Sheila A.
Houston, US
★★★★★ 5
No better way to get your MCT. No harsh taste or after taste.
Size: 30 Fl Oz (Pack of 1)
Great product! The oil is indeed flavorless and easy to just drink straight.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
L
Verified Purchase
Lee Weinland
Houston, US
★★★★★ 5
Best MCT oil in the market
Size: 30 Fl Oz (Pack of 1)
Love this stuff. Best value for MCT oil. Super high quality. I'd buy it in 55 gallon drums if they sold it tgat way!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
B
Verified Purchase
Ba Ty
Boise, US
★★★★★ 5
Impressive Quality and Results
Size: 16 Ounce (Pack of 1)
I’ve been using Nature's Way Organic MCT Oil (16 Fl Oz) for several months, and it has truly exceeded my expectations. The oil is sourced from organic coconuts and contains both C8 Caprylic Acid and C10 Capric Acid, which are known for their benefits in supporting energy and mental clarity. I love that it is both Keto and Paleo certified, making it a perfect addition to my diet. The neutral taste and smooth texture make it easy to add to coffee, smoothies, or salad dressings without altering the flavor. It blends well and never leaves an oily residue. Whether I’m starting my morning with a bulletproof coffee or adding a boost to my shakes, Nature’s Way MCT Oil fits seamlessly into my routine. The fact that this MCT oil is USDA Organic and Non-GMO Project Verified gives me peace of mind about its purity and quality. I feel confident that I’m fueling my body with a clean product free from unwanted additives or chemicals. Since incorporating this oil, I’ve noticed an increase in my sustained energy levels and improved focus throughout the day. It helps me feel full longer, which is great for intermittent fasting and maintaining my Keto lifestyle. I also appreciate that it supports both brain and body health as advertised. I highly recommend Nature's Way Organic MCT Oil to anyone looking for a high-quality MCT supplement. It’s great for athletes, those on Keto or Paleo diets, or anyone seeking a clean, effective source of energy. The packaging is sturdy, the pour spout is convenient, and the value for the price is excellent. I’ll definitely be repurchasing.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 2, 2026
K
Verified Purchase
KMF
Bozeman, US
★★★★★ 5
Written by a great scholar
Format: Paperback
Very well done by the scholar Michael Heiser
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 17, 2026

recommand products