---
product_id: 184366347
title: "58L-421SO2-10 Calibration Gas with 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Methane (50% LEL), 10 ppm Sulfur Dioxide, 18% Oxygen, Balance Nitrogen"
brand: "gasco"
price: "$58.08"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/184366347-58l-421so2-10-calibration-gas-with-100-ppm-carbon-monoxide
store_origin: US
region: United States of America
---

# 58L-421SO2-10 Calibration Gas with 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Methane (50% LEL), 10 ppm Sulfur Dioxide, 18% Oxygen, Balance Nitrogen

**Brand:** gasco
**Price:** $58.08
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 58L-421SO2-10 Calibration Gas with 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Methane (50% LEL), 10 ppm Sulfur Dioxide, 18% Oxygen, Balance Nitrogen by gasco
- **How much does it cost?** $58.08 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/184366347-58l-421so2-10-calibration-gas-with-100-ppm-carbon-monoxide)

## Best For

- gasco enthusiasts

## Why This Product

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

## Description

Use the highest quality cylinders in the industry, which meet and exceed all criteria of its customers and appropriate regulatory authorities.

## Features

- 1.72 liters water capacity
- 500 psi pressure range
- For all reactive mixes
- 58L aluminum cylinder with 5/8 inch

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01G87BAUM |
| Date First Available | May 26, 2016 |
| Item Weight | 1.75 pounds |
| Item model number | 58L-421SO2-10 |
| Manufacturer | Gasco Affiliates, LLC |
| Package Dimensions | 15 x 7 x 4 inches |

## Images

![58L-421SO2-10 Calibration Gas with 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Methane (50% LEL), 10 ppm Sulfur Dioxide, 18% Oxygen, Balance Nitrogen - Image 1](https://m.media-amazon.com/images/I/31lNsVTh7hL.jpg)
![58L-421SO2-10 Calibration Gas with 100 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, 2.5% Methane (50% LEL), 10 ppm Sulfur Dioxide, 18% Oxygen, Balance Nitrogen - Image 2](https://m.media-amazon.com/images/I/51cNIreSukL.jpg)

---

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---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-29*