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					            COSHH SUBSTANCE ASSESSMENT

Assessment Reference No/Issue No:

PRODUCT/SUBSTANCE NAME : Calcium Hardness Test Tablets / Lithium
Hydroxide & Ethylenediaminetetraacetic acid disodium salt

CAS No: Lithium Hydroxide: 1310-65-2
CAS No: Ethylenediaminetetraacetic acid: 60-00-4


PURPOSE: To test for calcium hardness levels in pool water.

SUPPLIER/MANUFACTURER:         Lovibond, The Tintometer Limited,
Waterloo Road, Salisbury SP1 2JY

EMERGENCY/CONTACT PHONE NO: 01722 327242

PHYSICAL FORM: Beige Tablet

CHEMICAL PROPERTIES: Solubility in water: disperse readily in water
when shaken. Contain a little insoluble material.

Ph at 20 degrees C typical test : 5 tablets/50ml water about 6.3

Boiling point = 925 Degrees C

ODOUR/COLOUR: Odourless/Beige

CONTAINER TYPE/SIZE:


MAIN HAZARD(S) TO HEALTH:

Skin Contact: Corrosive; causes burns.

Eye Contact: Corrosive; cause severe burns.

Inhalation: Dust may cause coughing, breathing difficulty.

Ingestion: Harmful; may cause cramps, pain, mucus membrane irritation,
gastric perforation.


STORAGE REQUIREMENTS:

Use only as instructed. For chemical testing only. NOT TO BE TAKEN.
Store in original container. Keep cool and dry. KEEP AWAY FROM
CHILDREN. Keep out of reach of unauthorised persons.
EXPOSURE CONTROLS/PERSONAL PROTECTION:

Wear Alkaline resistant gloves, alkaline resistant protective clothing and
tightly sealed eye protection. Use only in a well ventilated area; otherwise
use self contained respiratory equipment. Do not allow contact with other
chemicals.
Ensure an eye irrigation station is available close to the point of use.
Wash hands after use.


USE: To test for Calcium Hardness levels

METHOD OF APPLICATION: Handling in accordance with good hygiene
and safety practice. Keep away from incompatible substances

Wear appropriate PPE as identified in this assessment.
Use only in a well ventilated area; otherwise use self contained respiratory
equipment.
Following the Test Equipment Manufacturer’s instructions, fill the Sample
Chamber with Pool Water. Peel open foil wrapping. Gently squeeze out
the tablet into the test equipment sample chamber, taking care not to touch
the tablet, as this may affect the result. Crush the tablet using the plastic
plunger supplied with the Test Equipment and follow the Test Equipment
Manufacturer’s instructions for reading the result


AUTHORISED USER(S):

Pool Managers who have successfully completed the ILAM Pool Plant
Management Training Course.



FIRST AID ACTION:
Skin contact: Clean areas of skin affected immediately with plenty of water.
Seek immediate medical attention. Failure to treat burns can prevent
wounds from healing.

Eye contact: Irrigate thoroughly with water. Obtain immediate medical
attention

Ingestion: Give plenty of water to drink. Do not induce vomiting. Seek
immediate medical advice (Show this sheet if possible)



FIRE ACTION:

Releases toxic nitreous oxide gases and explosive hydrogen gas when
combusting. Water and all types of extinguishers may be used. Wear full
protective suit and breathing apparatus.

DISPOSAL/SPILLAGE ARRANGEMENTS:

Spillage cleaning up method: Sweep up and wash away with plenty of
water

Disposal: Minor spillages and wastes can be swept up and washed away
with water. Larger quantities should be retained and removal arranged by
a registered disposal company.


Risk Rating in normal use:


ASSESSED BY/DATE:

ACTION(S) REQUIRED:


OTHER COMMENTS:


CONTROL MEASURES REQUIRED:


TO BE COMPLETED BY THE SCHOOL:

WHERE IS THE CHEMICAL STORED: ----------------------------------------------

HOW IS THE CHEMICAL DECANTED: -----------------------------------------------

Pool Managers Signature:---------------------------------------------------------------

Date:------------------------------------------------------------

WHO HAS COMPLETED THE TRAINING:-------------------------------------------
(named persons only)

Risk Rating in normal use:

Headteachers signature--------------------------------------------------------------------

Dated------------------------------------------------------------------------------------------

				
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