---
product_id: 17811476
title: "sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits"
brand: "sera"
price: "NT$54"
currency: TWD
in_stock: false
reviews_count: 2
url: https://www.desertcart.tw/products/17811476-sera-phosphate-test-po4-15-ml-0-5-fl-oz
store_origin: TW
region: Taiwan
---

# Versatile for freshwater & marine Ultra-precise phosphate measurement Quick & easy-to-read results sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits

**Brand:** sera
**Price:** NT$54
**Availability:** ❌ Out of Stock

## Summary

> 💧 Stay crystal clear with every drop!

## Quick Answers

- **What is this?** sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits by sera
- **How much does it cost?** NT$54 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/17811476-sera-phosphate-test-po4-15-ml-0-5-fl-oz)

## Best For

- sera enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Testing:** Simple, clear results that save you time and guesswork.
- • **Stay Ahead of Algae:** Monitor phosphate levels proactively to prevent algae blooms and maintain crystal-clear water.
- • **Compact & Convenient:** 15 ml bottle fits easily in your aquarium toolkit for on-the-go testing.
- • **Precision You Can Trust:** Get lab-quality phosphate readings to keep your aquatic ecosystem thriving.
- • **Universal Aquarium Compatibility:** Perfectly designed for both freshwater and marine tanks, plus ponds.

## Overview

The SeraPhosphate-Test (PO4) 15 ml kit delivers highly accurate phosphate measurements for freshwater, marine aquariums, and ponds. Its easy-to-read results and compact size make it an essential tool for maintaining optimal water quality and preventing algae growth.

## Description

Both fish waste and feeding are possible causes for phosphate introduction into the water. A part is taken up as a nutrient by plants, an excess, however, provides nutrition for unwanted algae. The sera PO4-Test quickly and easily provides an overview of current phosphate levels. Excess phosphate is easy to remove with sera phosvec･clear (freshwater) or sera phosvec Granulate (fresh and marine water) or sera pond phosvec (pond). Sufficient for approx. 60 measurements.

## Features

- For freshwater and marine aquariums as well as ponds
- Very accurate
- Easy to read

## Product Details

- **Brand:** Sera
- **Liquid Volume:** 30 Milliliters
- **Item Weight:** 0.21 Pounds
- **Item Form:** Liquid
- **Manufacturer:** Sera North America, Inc.

## Images

![sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits - Image 1](https://m.media-amazon.com/images/I/71CqPwibzsL.jpg)
![sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits - Image 2](https://m.media-amazon.com/images/I/41V6rg13CXL.jpg)
![sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits - Image 3](https://m.media-amazon.com/images/I/71GIykJbsQL.jpg)
![sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits - Image 4](https://m.media-amazon.com/images/I/81hbNRF+zpL.jpg)
![sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits - Image 5](https://m.media-amazon.com/images/I/31IyPgdc2xL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good test kit
*by M***T on March 8, 2025*

As advertised

### ⭐⭐⭐⭐⭐ Helpful Testing Kit
*by M***  on May 18, 2020*

While it is a challenge to get a very precise reading, this kits provide reasonably accurate results.

## Frequently Bought Together

- sera Phosphate-Test (PO4) 15 ml, 0.5 fl.oz. Aquarium Test Kits
- sera Nitrate-Test (No3) 15 Ml, 0.5 fl.oz Aquarium Test Kits
- sera kH-Test 15 ml, 0.5 fl.oz. Aquarium Test Kits

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**Shop now:** [https://www.desertcart.tw/products/17811476-sera-phosphate-test-po4-15-ml-0-5-fl-oz](https://www.desertcart.tw/products/17811476-sera-phosphate-test-po4-15-ml-0-5-fl-oz)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-01-23*