---
product_id: 49919647
title: "AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable"
brand: "apera instruments"
price: "R$535"
currency: BRL
in_stock: true
reviews_count: 13
category: "Apera Instruments"
url: https://www.desertcart.com.br/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00
store_origin: BR
region: Brazil
---

# ±0.01 pH accuracy 2-year sealed freshness NIST traceable standards AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable

**Brand:** apera instruments
**Price:** R$535
**Availability:** ✅ In Stock

## Summary

> 🧪 Calibrate like a pro, measure with confidence!

## Quick Answers

- **What is this?** AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable by apera instruments
- **How much does it cost?** R$535 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00)

## Best For

- apera instruments enthusiasts

## Why This Product

- Trusted apera instruments brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Identification:** Color-coded bottles streamline your workflow—no more guesswork or delays.
- • **Long-Lasting Freshness:** Double-sealed bottles ensure a 2-year shelf life unopened, keeping your solutions pristine.
- • **Precision You Can Trust:** Achieve lab-grade ±0.01 pH accuracy at 25°C for flawless calibration every time.
- • **Certified Quality Assurance:** Manufactured in ISO 9001:2015 & ISO 17025:2017 accredited facilities using ultra-pure reagents.
- • **Professional Grade Convenience:** Compact 8 oz bottles designed for easy storage and quick access—perfect for busy labs and fieldwork.

## Overview

The Apera Instruments AI1115 pH Calibration Buffer Solution Kit offers three precise buffer solutions (pH 4.00, 7.00, 10.01) with ±0.01 accuracy at 25°C, traceable to NIST standards. Produced in ISO-certified facilities with high-purity reagents, these color-coded, double-sealed 8 oz bottles guarantee a 2-year unopened shelf life, making them the trusted choice for professional pH meter calibration.

## Description

Apera Instruments AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for 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: Great product - Love this now its easier for me to ph my pen without having to pull out 3 cups etc.came well packaged & a day earlier !

## 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 |
|---------------|-------|
| ASIN | B074SPWYTD |
| Best Sellers Rank | #3,903 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Chemical Buffers |
| Date First Available | August 14, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 8 ounces |
| Item model number | AI1115 |
| Manufacturer | Apera Instruments |
| Product Dimensions | 2 x 2 x 8 inches |

## Images

![AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable - Image 1](https://m.media-amazon.com/images/I/810lRyc3DbL.jpg)

## Available Options

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

## 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.

### ⭐⭐⭐⭐⭐ Great product
*by A***O on February 12, 2026*

Love this now its easier for me to ph my pen without having to pull out 3 cups etc.came well packaged & a day earlier !

### ⭐⭐⭐⭐⭐ 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 AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable
- Apera Instruments 3M KCL Storage Soaking Solution (8 oz.) for pH and ORP Electrodes
- Apera Instruments AI311 Premium Series PH60 Waterproof pH Pocket Tester Kit, Replaceable Probe, ±0.01 pH Accuracy, Lcd display

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-24*