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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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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

Product ID: 87519178

🏭ISO 9001:2015 certified production

🔒Double-sealed, 2-year shelf life

⚖️±0.01 pH accuracy

$73.53

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

$73.53

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

Secure transaction

Description

🔬 Calibrate like a pro — precision that keeps you ahead of the curve!

TRACEABLE STANDARDS - Values traceable to NIST Standard Reference Materials for ultimate confidence in your measurements.
LONG LASTING FRESHNESS - Double-sealed bottles guarantee a 2-year shelf life unopened—always ready when you are.
PRECISION YOU CAN TRUST - Accurate to ±0.01 pH at 25°C, ensuring lab-grade calibration every time.
EFFORTLESS IDENTIFICATION - Color-coded buffers speed up your workflow and reduce errors.
CERTIFIED QUALITY ASSURANCE - Manufactured in an ISO 9001:2015 & ISO 17025:2017 accredited facility for unmatched reliability.

The Apera Instruments AI1113 pH Calibration Buffer Solution Kit offers ultra-precise pH calibration with ±0.01 accuracy at 25°C, produced under strict ISO certifications using high-purity reagents. Its color-coded, double-sealed 8 oz bottles provide a 2-year shelf life unopened, with values traceable to NIST standards, making it the go-to choice for professionals demanding reliable and efficient pH meter calibration.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Imran F.

Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

Ali H.

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

1 day ago

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

Description

Specifications

Common Questions