---
product_id: 648861772
title: "VIVOSUN 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration"
brand: "vivosun"
price: "$37.49"
currency: USD
in_stock: true
reviews_count: 8
category: "Vivosun"
url: https://www.desertcart.ec/products/648861772-vivosun-18-pack-ph-meter-buffer-solution-powder-ph-6
store_origin: EC
region: Ecuador
---

# ±0.01 pH accuracy 18 individually sealed packets 3 precise pH levels (4.00, 6.86, 9.18) VIVOSUN 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration

**Brand:** vivosun
**Price:** $37.49
**Availability:** ✅ In Stock

## Summary

> 🧪 Calibrate like a pro, measure like a boss.

## Quick Answers

- **What is this?** VIVOSUN 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration by vivosun
- **How much does it cost?** $37.49 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/648861772-vivosun-18-pack-ph-meter-buffer-solution-powder-ph-6)

## Best For

- vivosun enthusiasts

## Why This Product

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

## Key Features

- • **On-the-Go Freshness:** Individually sealed packets guarantee freshness and portability—calibrate anywhere, anytime.
- • **Fast & Effortless Prep:** Pre-measured powders dissolve quickly for a streamlined, no-fuss calibration process.
- • **Universal Compatibility:** Works seamlessly with all pH testers and probes—your go-to calibration essential.
- • **Triple-Strength Stability:** Reliable pH values at acidic, neutral, and alkaline levels that stay consistent over time.
- • **Pinpoint Precision Calibration:** Achieve lab-grade ±0.01 pH accuracy for flawless measurements every time.

## Overview

VIVOSUN’s 18-pack pH buffer powder set offers ultra-precise calibration with ±0.01 accuracy across three key pH levels (4.00, 6.86, 9.18). Individually sealed packets ensure long-lasting freshness and easy portability, while quick-dissolving formulas make calibration fast and hassle-free. Compatible with all pH meters, this kit is a must-have for professionals demanding consistent, reliable results.

## Description

VIVOSUN 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration: desertcart.com: Industrial & Scientific

Review: Very good, best Ph packets I’ve used. - Worked very well. Ph level was perfect compared to another brand I used. Pretty good value. It’s super accurate. The brand is one that I trust and have always. I only had to do it twice just to make sure and it came out perfect both times.
Review: Essential for good growing - An essential aid , tool in growing quality plants and a good value . The product performs very well and gives you accurate readings . Easy to use and store for use a long lasting product

## Features

- High Accuracy: These high-purity buffer powders ensure precise pH calibration with ±0.01 pH accuracy at 25°C/77°F; They keep your pH testers sharp and reliable for consistent results
- High Stability: These premium buffer powders maintain accurate pH values of 6.86, 4.00, and 9.18, even after long-term storage, saving you from repeated purchases for pH calibration
- Individual Packets: Includes 6 packets of pH 4.00 solution powder, 6 packets of pH 6.86 solution powder, and 6 packets of pH 9.18 solution powder; Each packet is individually sealed to ensure freshness and accuracy, making them easy to carry and store
- Quick Dissolution: These pre-measured pH buffer solution powders dissolve quickly, streamlining the calibration process; They contain no harmful substances, ensuring safe handling
- Simple to Use: Compatible with any pH tester and probe; Just empty a packet into a clean glass beaker, add 250ml deionized or distilled water, stir gently until dissolved, and you're ready for calibration

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D4L8Y7BT |
| Best Sellers Rank | #18,287 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Chemical Buffers |
| Date First Available | May 20, 2024 |
| Item Weight | 1.13 ounces |
| Item model number | PHP-0001 |
| Manufacturer | VIVOSUN |
| Product Dimensions | 3.1 x 2.4 x 0.8 inches |

## Product Details

- **Brand:** VIVOSUN
- **Manufacturer:** VIVOSUN
- **Ph Range:** 4.0-9.18
- **Recommended Uses For Product:** ph Test, Water Test
- **Unit Count:** 18.0 Count

## Images

![VIVOSUN 18-Pack pH Meter Buffer Solution Powder, pH 6.86/4.00/9.18, pH Buffer Powder for Precise and Easy pH Tester Calibration - Image 1](https://m.media-amazon.com/images/I/71EEqZsZysL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very good, best Ph packets I’ve used.
*by H***H on June 8, 2025*

Worked very well. Ph level was perfect compared to another brand I used. Pretty good value. It’s super accurate. The brand is one that I trust and have always. I only had to do it twice just to make sure and it came out perfect both times.

### ⭐⭐⭐⭐⭐ Essential for good growing
*by W***L on April 20, 2025*

An essential aid , tool in growing quality plants and a good value . The product performs very well and gives you accurate readings . Easy to use and store for use a long lasting product

### ⭐⭐⭐⭐ Takes long to dissolve
*by Z***N on January 13, 2026*

They work but the crystals take forever to dissolve.

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**Shop now:** [https://www.desertcart.ec/products/648861772-vivosun-18-pack-ph-meter-buffer-solution-powder-ph-6](https://www.desertcart.ec/products/648861772-vivosun-18-pack-ph-meter-buffer-solution-powder-ph-6)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-20*