Does this canister contain carbon monoxide or some form of substitute?

I read on the product's label: "SleepSafe Test Gas contains a controlled amount of Carbon Monoxide in helium, sufficient to test CO Detectors ..."

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Arctic Hayes PHCO520 SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml, Blue

Product ID: 55107522

Details

Brand
Arctic Hayes
Colour
Blue
Compatible devices
Carbon Alarm
Global Trade Identification Number
Item weight
0.1 Kilograms
Manufacturer
Arctic Hayes

🔥Fire Brigade recommended safety check

🧪400ml aerosol for up to 7 tests

⚙️Precision sensor functionality test

¥3155

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

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Description

🛡️ Stay ahead of danger—test your carbon monoxide alarms like a pro!

TRUSTED BY EXPERTS - Endorsed by the Fire Brigade to keep your home and workplace protected.
COMPACT CONVENIENT - 400ml can delivers up to 7 precise tests—perfect for regular maintenance.
SIMPLE STRESS FREE - No technical hassle—just spray, test, and secure peace of mind.
RELIABLE SAFETY ASSURANCE - Easily verify your CO alarm’s sensor health with every spray.
MULTI DEVICE COMPATIBILITY - Works seamlessly with SleepSafe alarms and flue gas analysers.

The Arctic Hayes PHCO520 SleepSafe Carbon Monoxide Alarm Tester Spray is a 400ml aerosol designed to functionally test carbon monoxide sensors, providing up to 7 reliable tests per can. Recommended by the Fire Brigade, it ensures your CO alarms and flue gas analysers are always in optimal working condition, helping protect your home or workplace from invisible dangers.

Specifications

ASIN	B071D7XKTD
Best Sellers Rank	24,892 in DIY & Tools ( See Top 100 in DIY & Tools ) 68 in Carbon Monoxide Detectors 512 in Home Security Systems
Brand	Arctic Hayes
Colour	Blue
Compatible Devices	Carbon Monoxide Alarm
Compatible devices	Carbon Monoxide Alarm
Country of Origin	United Kingdom
Customer Reviews	4.0 out of 5 stars 117 Reviews
Global Trade Identification Number	05012804500247
Included Components	1 x Arctic Hayes SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml
Item Type Name	1 x Arctic Hayes SleepSafe Carbon Monoxide Alarm Tester Spray 400 ml
Item Weight	0.1 Kilograms
Item weight	0.1 Kilograms
Manufacturer	Arctic Hayes
Manufacturer Warranty Description	No guarantee.
Model Number	PHCO520
Number of Items	1
Part Number	ARCPHCO520
Product Style	Compact
Sensor Type	Carbon Monoxide Sensor
Sensor type	Carbon Monoxide Sensor
Style	Compact
Unit Count	1.0 count

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¥3155

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

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The customer service exceeded my expectations. Perfect for buying products you can't find elsewhere.

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