---
product_id: 725752784
title: "8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1"
brand: "アペラ インスツルメンツ(apera instruments)"
price: "€ 5396.08"
currency: EUR
in_stock: true
reviews_count: 5
category: "アペラ インスツルメンツ(Apera Instruments)"
url: https://www.desertcart.gr/products/725752784-8oz-ph-calibration-buffer-solution-kit-for-ph-4-00
store_origin: GR
region: Greece
---

# 8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1

**Brand:** アペラ インスツルメンツ(apera instruments)
**Price:** € 5396.08
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 by アペラ インスツルメンツ(apera instruments)
- **How much does it cost?** € 5396.08 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/725752784-8oz-ph-calibration-buffer-solution-kit-for-ph-4-00)

## Best For

- アペラ インスツルメンツ(apera instruments) enthusiasts

## Why This Product

- Trusted アペラ インスツルメンツ(apera instruments) brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Apera Instruments AI1113 pH キャリブレーションバッファー溶液キット(7.00、4.00)、各8オンス。 Apera pHキャリブレーションバッファーは、ISO 9001:2015の施設でISO 17025:2017認定を受け、高純度試薬、脱イオン水、認定された分析天秤を使用して温度制御された環境で製造されています。 報告された値は25℃で+/- 0.01 pHまで正確で、NIST標準参考資料(SRM)まで追跡可能です。 MSDS文書はダウンロード可能です。 分析証明書はリクエストにより取得できます。 すべてのpHバッファーは、未開封のボトルの製造から2年の有効期限があります。

Review: Been using this for my AC Infinity Pro pen. Accurate, good packaging, adequate size for frequent fresh solution. Good value for ideal calibration.
Review: Well packaged and excellent price.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Apera Instruments, LLC |
| Part number | AI1113 |
| Item Weight | 226 g |
| Is Discontinued By Manufacturer | No |
| Style | pH4, 7 (8 oz) |
| Material | HDPE (High Density Polyethylene) |
| Pattern | Lab Supplies |
| Cutting Diameter | 2 Inches |
| Measurement System | US |
| Batteries Included | No |
| Batteries Required? | No |
| Item Dimensions LxWxH | 5.1 x 20.3 x 5.1 cm |
| Item Diameter | 2 Inches |

## Images

![8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 - Image 1](https://m.media-amazon.com/images/I/31HzHYR5wPL.jpg)
![8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 - Image 2](https://m.media-amazon.com/images/I/31VS9MH-2zL.jpg)
![8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 - Image 3](https://m.media-amazon.com/images/I/31vbCf1lmEL.jpg)
![8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 - Image 4](https://m.media-amazon.com/images/I/41jvUwisi-L.jpg)
![8oz pH Calibration Buffer Solution Kit for pH 4.00 & 7.00 + 4oz 3M KCL Storage Solution pH/ORP Electrode AI1113 1 - Image 5](https://m.media-amazon.com/images/I/71v2sp4uP8L.jpg)

## 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

### ⭐⭐⭐⭐⭐ Review
*by J***H on October 24, 2025*

Been using this for my AC Infinity Pro pen. Accurate, good packaging, adequate size for frequent fresh solution. Good value for ideal calibration.

### ⭐⭐⭐⭐⭐ Review
*by M***N on May 12, 2025*

Well packaged and excellent price.

### ⭐⭐⭐⭐⭐ Review
*by A***E on September 10, 2025*

Excellent value for the money saved me from buying a brand new pH pen it calibrated my pen perfectly I'm very pleased with my purchase

## 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 Greece*
*Store origin: GR*
*Last updated: 2026-03-24*