Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. EachCarbonfree Certified
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Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. EachCarbonfree Certified

4.7/5
Product ID: 87519178
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📏±0.01 pH accuracy
🔒2-year sealed freshness
🧪ISO 9001:2015 certified purity

Description

🧪 Calibrate with confidence, measure with precision!

  • CERTIFIED PURITY - Manufactured in an ISO 9001:2015 facility with high-purity reagents for unmatched reliability.
  • ECO CONSCIOUS CHOICE - Carbonfree Certified, aligning your lab with sustainable practices.
  • LONG LASTING FRESHNESS - Double-sealed bottles maintain integrity with a 2-year unopened shelf life.
  • PRECISION YOU CAN TRUST - Accurate to ±0.01 pH at 25°C, ensuring lab-grade calibration every time.
  • QUICK IDENTIFY COLOR CODING - Color-coded bottles for instant recognition and streamlined workflow.

The Apera Instruments AI1113 pH Calibration Buffer Solution Kit offers ultra-precise pH calibration with ±0.01 accuracy, produced under strict ISO 9001:2015 standards using high-purity reagents. Featuring color-coded, double-sealed 8 oz bottles with a 2-year shelf life, this carbonfree certified kit ensures reliable, eco-friendly calibration for professional labs and quality-conscious users.

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Reviews

4.7

All from verified purchases

W**S

Life saver

Lost my koi last year to a PH crash, it sucked, great kit for the money and very accurate, easy to use

G**Y

Easy directions. Came well secured.

Love these. A little goes a long way. Instructions are clear and they last long. They came well secured. I love that. I definitely will purchase again.

I**M

Bought mostly for the CalPod

I bought this kit of the 4 cal, 7 cal, and CalPod mostly for the CalPod. I like that calibration solution can be added for use that can then be sealed off to keep for a short period of time as well as be a nice modular solution holder to make calibration easier. I looked around to just buy the CalPod, which I could only find for ~20 at the cheapest. So, I bought the kit to get some calibration solution and the pod. It comes with some little labels for more than just pH, which is nice because I also wanted to do some EC calibration.

M**N

Good buy

Worked well, easy to use, fast shipping

T**N

Works and seems to be an accurate reference material.

My only gripe is that it smells very strongly of wintergreen. Your instrument will smell of wintergreen even after you rinse it, meaning something is left coating your sensitive and highly expensive ph meter. This doesn't seem to impact performance however. And other reference materials are not as fairly priced, so its a good buy. My bottles arrived leak-free and were packaged well. I would reccomend this product as long as you can stand the minty-fresh smell that hangs around on your instrument for several days. Atleast it smells fresh i guess!

A**A

Perfect

Great item

T**K

Quality

Great

J**Z

Buenas

Buenas

Common Questions

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Khalid Z.

Great experience from order to delivery. Highly recommended!

1 week ago

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₩55771

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Apera Instruments Ai1113 Ph Calibration Buffer Solution Kit 7 00 | Desertcart South Korea