Health and Safety Recommendations for TRADECO HL 3.5 from St Astier

Product and Manufacturer Identification

Hydrated NHL, hydraulic binder and additives as per EN/BS 459.1

Name: Dordognaise (C.E.S.A. Group)
Address: 28 bis route de Montanceix, La Jarthe – 24110 Saint-Astier, France
Phone: +33 (0)5 33 54 1125
Fax: +33 (0)5 33 04 6791

In case of emergency
France: ORFILA / +33 (0)1 45 42 59 59
The United Kingdom: The Lime Line / +44 (0) 800 7839 014
Ireland: The Traditional Lime Co. / +44 (0) 599 15 17 50 


Chemical name No. EINECS No. CAS Classification Concentration or concentration range
Calcium hydroxide
Xi R 41
≥ 3%
Hydraulic binder
Xi R36/37/38-43
≥ 20%
Risk symbol Principal risks for people and the environment
Hydraulic lime is irritant for eyes, respiratory track and mucous membranes

Risk of severe eye damage in cases of splashes of powder or wet mortar in the eyes

Once hydrated, TRADECO increases alcalinity and therefore can irritate or dry the skin

In cases of significant ingestion the product is caustic for the digestive tract. It can cause burning of the mouth, esophagus and stomac

The product does not present particular risks for the environment subject to the recommendations in section XIII and the respect of national or local disposal directives.

First Aid (urgent cases)

Contact with eyes
Wash immediately and abundantely with clean water and consult an ophtalmologist.
Contact with the skin
Wash the affected area abundantely with clean water. Afterwards wash again with soap or light detergent.

Wear protective clothing.
Wash nose and throat with clean water. Breathe fresh air. If necessary consult a doctor.
Wash mouth, drink water and consult a doctor.

Anti fire measures

The product is not flammable.
All fire estinguishing agents can be used. Above 950oC the lime will produce CO2 emission.

Accidental spillage measures

Individual precautions
Avoid all contacts with the eyes

Avoid contact with the skin

Handle the product with appropriate gloves

Wear a mask if required
Protection of the environment
Avoid disposal in surface waters, sewers and drains
Cleaning and recovery methods
Avoid creating dust when collecting loose product. Once hardened the product can be collected as a normal construction debris. The hardening process is variable in accordance with weather conditions and water addition but is never below 1 hour.

Usage and handling precautions


Store away from the reach of children. Keep bags dry Reseal open bags immediately after use.
Wear appropriate gloves

Avoid inhaling the dust, wearing a mask if necessary

To avoid contact with the eye, wear suitable safety goggles

Manual handling : observe local health and safety directives


Exposure control

Total Dust:
10 mg/m3
Air bourne dust limitt:
5 mg/m3

Individuals' protection

Respiratory protection:
Wear appropriate mask
Hands protection:
Wear adequate gloves
Eyes protection:
Wear goggles to avoid risk of splashes in the eyes
Skin protection:
Wear suitable protective work clothing

Physical and chemical properties

White powder
Fusion temperature:
> 1000oC
Ignition Temperature
Not Flamable
Danger of explosion:
Not Explosive
Solubility in Water
> 1,5 g/l at 20°C
PH in water solution:
Alcaline between 12 and 13 (in saturated solution)
Apparent volumetric mass:
0.65 g/cm3 at 20oC
Absolute volumetric mass :
2.6 g/cm3 (20oC)
Granulometry 20 to 30% fines < 0.05mm

Stability and reactivity

The product is stable at all temperatures
Conditions to avoid:
Storage in damp areas to avoid an hydraulic set.
Materials to avoid:
Reacts strongly with acids, generating CO2.

Toxicological information

Inhalation can cause irritation of the respiratory ways and of the nasal mucose. In extreme cases the mucose can be eroded
Large ingestion can cause burining of the mouth, exophagus ad stomac
Skin contact:
Can irritate the skin due to its high alcalinity
Contact with the eyes:
Can cause irritation of the eye and the pupil. Proplongued rinsing is necessary
Chronic hands, skin disorders:
Prolongued exposure without adequate protection (gloves) can cause dermatological irritation

Ecological information

Potential bio-accumulation:
The product is an alcaline material that brings the water pH to 12.4 in saturated solution

Disposal information

The product in its hardened state can be disposed as a normal construction debris.
Dispose of used bags in authorised refuse areas in accordance with local directives.

Transport information

The product is not subject to ADR, RID, IMDG and IATA regulations. In general, avoid spillages of powder during transport.

ADR: European agreement on road transport of dangerous substances
RID: International rail transport regulation for dangerous substances.
IMDG: International maritime dangerous goods code.
IATA: International Air Transport Association.

Compulsory information

Danger symbol:
Xi irritant
Principal components:
Calcium hydroxide
Phrases R:
R36/37/38- irritant for the eyes, respiratory ways and the skin

R41 - risk of severe lesion to the eyes

R43 – can damage the skin
Phrases S:
S2- keep away from childrens' reach

S24/25 - avoid contact with the skin and the eyes

S26 in case of contact with the eyes, wash immediately and abundantely with clean water and consult a specialist

S37 - wear appropriate gloves

S39 - wear protective eye goggles.

The recommendations in this document are based on our kowledge as it stands at the time of issue related to this product. They are given in good faith.

Under no circumstance the information can be considered as a quality guarantee.

The User attention is drawn to the eventual risks caused by the utilisation of a product for different purposes from the ones for which the product has been envisaged. It is the responsibility of the User to adopt the appropiate safety measures and to apply all regulations current at the time of use. The prescriptions contained in this document are given to help the User to fullfill its obligations. The precautions listed cannot be considered as exhaustive.

See also: Tradeco Data Sheet