What is the life span of the solution . Does it have an expiration date?

The lifespan of unopened pH buffer solutions (new batches) is two years, one year for the older batches. All of our solutions have expiration dates on the bottles.

Do the buffers and storage solutions have a mold inhibitor?

no, I don't think it's have mold inhibitors

Does this come with storage solution?

Yes a 4oz bottle of kci storage solution. It's in the pic and description.

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Description

🧪 Calibrate like a pro, organize like a boss!

MESS FREE MASTERY - Includes Apera’s exclusive CalBox to keep all buffer solutions impeccably organized and accessible.
SAFE SUSTAINABLE - Non-hazardous formula with downloadable MSDS and a 1-year shelf life—calibrate smarter, not harder.
PRECISION PERFECTED - NIST-certified calibration within ±0.01 pH ensures lab-grade accuracy every time.
SMART REFERENCE READY - Temperature/pH reference chart on bottles helps you calibrate with confidence under varying conditions.
COLOR CODED CONFIDENCE - Distinct pH 4.00 and 7.00 solutions with double-sealed bottles for easy identification and long-lasting freshness.

The Apera Instruments AI1114 pH Calibration Solution Kit features two 16 oz NIST-certified buffer solutions (pH 4.00 & 7.00) with ±0.01 accuracy, housed in color-coded, double-sealed bottles. It includes a unique CalBox for streamlined organization, a temperature/pH reference chart, and offers a 1-year shelf life. Ideal for precise calibration of all pH meters, this non-hazardous kit is designed for professional-grade reliability and convenience.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

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

5 days ago

Ali H.

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

1 day ago

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Brand	Apera Instruments
Manufacturer	Apera Instruments, LLC
Model number	AI1114
Number of Memory Sticks	1
Item Weight	453 g
Product Dimensions	5.08 x 5.08 x 20.32 cm; 453.59 g
Item model number	AI1114
Item Height	8 Inches
Item Width	2 Inches
Are batteries included?	No

Apera Instruments AI1114 pH Calibration Solution Kit (7.00, 4.00), 16 oz. for Each, Plus a CalBox for Easy Organization of all Buffer Solutions, HDPE (High Density Polyethylene)

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