SKU: 49079561746

Hanna HI772 Alkalinity dKH Colorimeter Marine Checker

Sale price$1471.05 Regular price$1634.50
Save 10%

Pay in installments of $408.62 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Hanna HI772 Alkalinity dKH Colorimeter Marine CheckerHanna HI772 Alkalinity dKH Colorimeter Marine Checker Hanna HI772 Alkalinity dKH Colorimeter Marine Checker is used for accurately measuring alkalinity in dKH values in marine aquariums. The Hanna Alkalinity Checker stands out as an exceptional tool, now enhanced to deliver results in dKH values, a measurement more prevalent and relevant in the aquarium hobby. This device not only offers accurate readings but also boasts a large LCD display for

Hanna HI772 Alkalinity dKH Colorimeter Marine Checker

Hanna HI772 Alkalinity dKH Colorimeter Marine Checker is used for accurately measuring alkalinity in dKH values in marine aquariums.

The Hanna Alkalinity Checker stands out as an exceptional tool, now enhanced to deliver results in dKH values, a measurement more prevalent and relevant in the aquarium hobby. This device not only offers accurate readings but also boasts a large LCD display for effortless readability. Its reliable, repeatable results are a significant advantage, along with the convenience of being able to purchase replacement reagents as needed. Maintaining the vials in a clean state is essential with Hanna checkers, as it is key to ensuring consistent and dependable results.

Three simple steps to results. The Hanna Alkalinity Checker bridges the gap between simple chemical test kits and professional instrumentation. Accurate, affordable, and easy to use. First, zero the instrument with your water sample. Next, add the reagent. Last, place the vial into the Hanna Alkalinity Checker, press the button, and read the results. Done.

Easier to use and more accurate than chemical test kits

Chemical and titration test kits have limited accuracy and are very hard to repeat that usually will rely on the human eye and lighting to determine the reading. Hanna's HI772 Alkalinity Checker is much more reliable with their single light source with a fixed wavelength that will give the electronic checker the ability to make repeatable measurements time after time. Similar measurement devices are used by labs and large-scale testing facilities for their dependable and precise measurements.

Dedicated to a single parameter

Instead of a single unit doing everything, each Hanna Checker is designed to perform a test for a single parameter. This allows the test to have greater precision while also making it easier to use overall.

Small Size, Big Convenience

Weighing a mere 65 g (2.3 oz.), the Checker®HC easily fits into the palm of your hand or pocket. Use for quick and accurate on-the-spot analysis. Single-button operation: Zero and Measure Operated by a single AAA battery.

Specifications:

  • Range: 0.0 to 20.0 dKH
  • Resolution: 0.1 dKH
  • Precision: ±0.3 dKH ±5% of reading
  • Light Source: LED @ 610 nm
  • Light Detector: Silicon photocell
  • Environment: 0 to 50°C (32 to 122°F); RH max 95% non-condensing
  • Battery Type: (1) 1.5V AAA
  • Auto-off: After 10 minutes of non-use and after read
  • Dimensions: 81.5 x 61 x 37.5 mm (3.2 x 2.4 x 1.5")
  • Weight: 64 g (2.25 oz.)
  • Method: Colorimetric method

What's Included

- HI772 Checker
- 2 Sample cuvettes with caps
- 1 Bottle of alkalinity reagent hi772-26
- 1ml syringe and tip ­­­
- Battery
- Instructions
- Quick start guide

Uses Hanna HI772-26 liquid reagents

Terms of Sale: Please take the time to thoroughly understand and familiarize yourself with this test kit before purchasing, as the unique nature of this product means that we are unable to accept returns.

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: 49079561746

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.7 ★★★★★
Based on 18 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
L
Verified Purchase
Lesi
Chelsea, US
★★★★★ 1
Weird garbage
Size: 12 Long, Color: Iced Blue Light Wash
Very strange fit, saw the reviews about weird fit but so many others said great fit so that's on me. Got them for under 10 bucks so hard to complain..... however..... Got 12 Long. They are at least a size too big but I generally do that to accommodate shrinking especially length. On what planet these would be considered long I dunno. I'm only 5'8". If you pull them up to where crotch is not sagging, barely to my ankles. Almost long enough if you want the crotch to droop several inches. Fit loose but comfortable in butt and thighs. The waist however is about 4 inches too big and gaps horribly. Almost like waist is actually wider than hips. Strange. Not skinny cut except for right at ankle. The left leg inseam is cut horribly crooked and runs down almost front of leg so altering them is not worth the trouble. They are fairly thick and do stretch, like the denim wash very much. So disappointed. So the great deal I thought I was getting was garbage . Should have know for that price they were unloading their trash
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 10, 2026
C
Verified Purchase
Whiting, US
★★★★★ 5
Perfect fit for 5'10
Size: 10 Long, Color: White
White jeans size 10 long fit perfectly. Im 5'10 130 pounds Always have trouble with length and overall fit. These were on sale for less than 11$! Material has some stretch, not too much. I'm going to hang to dry don't want any shrinkage. Fit is less tight than an earlier version of these jeans.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
S
Verified Purchase
Suzanne Jones
Cuba, US
★★★★★ 5
Perfect buy!
Fit Type: Regular, Size: Large, Color: White
This white denim jacket came today, and finally I bought the perfect jacket! It's actual denim, heavy but not too bulky. It fits perfectly, I bought a large, it's white not off white, and it is EXACTLY what I was looking for! I had to wait a week or two but it is definitely worth the wait! Beautiful jacket, well made and at a decent price! Thanks Amazon Essentials!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
J
Verified Purchase
Just My 2 Cents
Lexington, US
★★★★★ 5
Love denim and tired of cropped jackets?
Fit Type: Oversized, Size: Large, Color: Medium Blue Vintage
I like this a lot, it was what I was looking for as far as I'm so over everything you buy these days is cropped. Cropped styles are great, but are kind of getting old for some things in my opinion. The jacket is big as far as how it fits. I am 5'8" about 180 and I wish I would have got a medium, I got a large. The large is big and roomy enough that I could even wear ear a thick hoodie under it if I wanted to. However, the length is good as what I was looking for. The upper arms are large. However, this is a great quality denim jacket. Nice and thick, sturdy material (which I wanted). It's also at a great, competitive low price even if it's not on sale. Don't believe me, go ahead and search jean jackets. You'll see a ton, but I looked too and the quality did not look as good as this and plus the other jackets were a lot more for a lot less. If you're looking for a longer jean jacket, I highly recommend this. I'd say just think seriously about sizing down 1... even maybe 2 sizes. I would have gotten an XL before I read the other reviews. They recommended to size down, and after getting my jacket I could have sized down to a medium. I'm still happy with it and this is a jacket that is stitched well and will last a very long time. As always though, that's just my 2 cents. :)
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 19, 2026
B
Verified Purchase
Briana C.
West Palm Beach, US
★★★★★ 4
Nice quality, shape not for me
Fit Type: Oversized, Size: Medium, Color: Medium Blue Vintage
This was just too boxy for my body. Material was nice, quality jean material. Color was true to image. It was a little stiff but as you would expect with nice, new and unwashed denim.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026

recommand products