
PRODUCT DATA

CWT 520 Treatment for Cooling Systems

DESCRIPTION AND USE		CWT 520 is a corrosion i nhibitor and scale preventative synergised by organic sequestering and dispersing agents together with an alkali, specially formulated for use with naturally-soft, corrosive waters.
GENERAL SPECIFICATION		appearance ............... dark brown liquid specific gravity .......... 1.35 pH as supplied .......... 13.0 approx. non-inflammable
TREATMENT AND DOSAGE REQUIREMENTS		CWT 520 is normally maintained at correct treatment level depends on operating conditions such as pH, temperature and concentration factor of the water and the mechanical design of the heat exchange plant. The optimum treatment level for any plant will be specified by Water Guard.
		CWT 520 should be used with an effective biocide treatment .
		The viscosity of CWT 520 allows it to be handled by conventional dosing pumps without dilution but it may be diluted if desired. CWT 520 is not corrosive to mild steel mixing tanks or dosing pumps in concentrated or in diluted form. It may be pumped direct from the container using equipment in steel or plastic.
SAFETY		CWT 520 is alkaline. Gloves and goggles should be worn when handling the concentrated solution. Wash splashes on the skin or eyes using copious quantities of clean cold water.
PACKING		CWT 520 is available in 25 and 200 litre containers .

IMDG class 8 (corrosive)

HEALTH & SAFETY INFORMATION

CWT 520 concentrate (as supplied)

POTENTIAL HAZARDS

Harmful if taken internaly.
Irritating to skin and eyes.

HANDLING & STORAGE

Avoid contact with skin and eyes.

Avoid extremes of temperature.

Replace cap securely after use.
Recommended storage limit-2 years.

PROTECTIVE EQUIPMENT

Wear protective overalls, rubber gloves and eye/face
protection.

SPILL PROCEDURE

Flush to drain with plenty of water. Do not discharge

directly into rivers or watercourses. Observe deposal regulations.

FIRST AID

EYES: Rinse immediately with plenty of water
for at least 10 minutes and seek medical advice.

SKIN: Clean immediately with ethyl alcohol and then wash with soap and water. Contaminated
clothing should be laundered before re-use.

INGESTION: Wash out mouth thoroughly and drink plenty of water.
Don't induce vomiting.

OTHER INFORMATION

At the recommended in-use concentration CWT 520 is

non-hazardous.

	EYES:	Rinse immediately with plenty of water for at least 10 minutes and seek medical advice.
	SKIN:	Clean immediately with ethyl alcohol and then wash with soap and water. Contaminated clothing should be laundered before re-use.
	INGESTION:	Wash out mouth thoroughly and drink plenty of water. Don't induce vomiting.