---
product_id: 49919647
title: "AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable"
price: "S$52"
currency: SGD
in_stock: true
reviews_count: 8
url: https://www.desertcart.sg/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00
store_origin: SG
region: Singapore
---

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

**Price:** S$52
**Availability:** ✅ In Stock

## Summary

> 🧪 Calibrate like a pro — precision you can trust, results you can flaunt!

## Quick Answers

- **What is this?** AI1115 pH Calibration Buffer Solution Kit (7.00, 4.00, 10.01), 8 oz. for Each, NIST Traceable
- **How much does it cost?** S$52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00)

## 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

- • **Freshness Sealed:** Double-sealed bottles ensure a 2-year shelf life, preserving solution integrity.
- • **Precision Perfected:** Achieve lab-grade ±0.01 pH accuracy at 25°C for flawless calibration.
- • **Certified Confidence:** NIST traceable and ISO 9001:2015 & ISO 17025:2017 accredited for unmatched reliability.
- • **Color-Coded Convenience:** Quickly identify pH levels with intuitive, vibrant color-coded bottles.
- • **Professional Grade Quality:** Crafted with high-purity reagents and deionized water in a temperature-controlled environment.

## Overview

The Apera AI1115 pH Calibration Buffer Kit offers three 8 oz. solutions (pH 4.00, 7.00, 10.01) with ±0.01 accuracy at 25°C, fully traceable to NIST standards. Produced in ISO-certified facilities with high-purity reagents, these color-coded, double-sealed buffers guarantee professional-grade calibration with a 2-year unopened shelf life.

## 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: 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

![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.

### ⭐⭐⭐⭐⭐ 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 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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**Shop now:** [https://www.desertcart.sg/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00](https://www.desertcart.sg/products/49919647-ai1115-ph-calibration-buffer-solution-kit-7-00-4-00)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-21*