---
product_id: 87519178
title: "Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each"
price: "€ 36.12"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.de/products/87519178-apera-instruments-ai1113-ph-calibration-buffer-solution-kit-7-00
store_origin: DE
region: Germany
---

# ISO 9001:2015 certified production Double-sealed, 2-year shelf life ±0.01 pH accuracy Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each

**Price:** € 36.12
**Availability:** ✅ In Stock

## Summary

> 🧪 Calibrate like a pro — precision that powers your performance!

## Quick Answers

- **What is this?** Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each
- **How much does it cost?** € 36.12 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/87519178-apera-instruments-ai1113-ph-calibration-buffer-solution-kit-7-00)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Long-Lasting Freshness:** Double-sealed bottles with a 2-year unopened shelf life to keep your buffers pristine.
- • **Precision You Can Trust:** Accurate to ±0.01 pH at 25°C, ensuring lab-grade calibration every time.
- • **Transparent & Compliant:** Downloadable MSDS and optional certificates of analysis for full regulatory confidence.
- • **Effortless Identification:** Color-coded solutions for quick, error-free calibration in busy workflows.
- • **Certified Quality Assurance:** Manufactured in an ISO 9001:2015 & ISO 17025:2017 accredited facility for unmatched reliability.

## Overview

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 9001:2015 and ISO 17025:2017 standards. Featuring color-coded, double-sealed 8 oz bottles with a 2-year shelf life, this kit ensures reliable, hassle-free calibration for professionals demanding lab-grade quality and traceability to NIST standards.

## Description

Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each. Apera pH calibration buffers are produced in an ISO 9001:2015 facility with ISO 17025:2017 accreditation using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment. Reported values are accurate to +/- 0.01 pH at 25°C and are traceable to NIST Standard Reference Materials (SRMs). MSDS documents are downloadable. Certificate of analysis can be achieved by request. All pH buffers have a 2-year expiration from manufacture for an unopened bottle.

Review: Great design, perfect ph. - Works as intended for my ph meter. Great design for solution storage and ph meter holder.
Review: Highly recommend good product - Seems to be a good quality product

## Features

- Reported values are accurate to +/- 0.01 pH at 25 °C and are traceable to NIST Standard Reference Materials (SRMs).
- Produced in an ISO 9001:2015 certified facility using high-purity reagents, deionized water and certified analytical balances in a temperature controlled environment.
- color-coded for quick identification.
- Double-sealed. 2-year expiration from manufacture for an unopened bottle.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Customer Reviews | 4.6 out of 5 stars 1,427 Reviews |

## Images

![Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each - Image 1](https://m.media-amazon.com/images/I/71v2sp4uP8L.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: What is the life span of the solution .  Does it have an expiration date?**
A: 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.

**Q: Do the buffers and storage solutions have a mold inhibitor?**
A: no, I don't think it's have mold inhibitors

**Q: Does this come with storage solution?**
A: Yes a 4oz bottle of kci storage solution. It's in the pic and description.

**Q: Do the buffers and storage solutions have a mold inhibitor?**
A: I don't think so.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great design, perfect ph.
*by A***R on November 1, 2025*

Works as intended for my ph meter. Great design for solution storage and ph meter holder.

### ⭐⭐⭐⭐⭐ Highly recommend good product
*by M***W on September 7, 2025*

Seems to be a good quality product

### ⭐⭐⭐⭐⭐ Good value for pH references
*by T***P on October 10, 2025*

These are the go-to reference solutions for testing the acid levels in wine. This brand has a 2-year expiration date. The coloration of these references makes it easy to not mix them up.

## Frequently Bought Together

- Apera Instruments AI1113 pH Calibration Buffer Solution Kit (7.00, 4.00), 8 oz. Each
- Apera Instruments 3M KCL Storage Soaking Solution (8 oz.) for pH and ORP Electrodes

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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-01-26*