Manufacturer: | CESA
(Chaux et Enduits de St. Astier) 24110 St. Astier. France |
|
General
information: | NHL products do not contain any dangerous substances
or toxic products. |
|
Identification:
Commercial designation
Types of use |
Natural
Hydraulic Limes (NHL 2, NHL 3.5 and NHL 5) manufactured according to
the French Standard NF P 15-311 Rendering, plastering, pointing and masonry
mortars, grouting |
|
Chemical
nature of the products |
Result of burning at 1650o-1850o F of a
siliceous limestone
composed of calcium
carbonate, silica and some presence of alumina and traces of other elements. |
|
Physical
properties
Physical state Solubility in water pH value
Melting point Flashing point Combustion point Bulk density Specific
gravity |
Light gray to white powders Dissolution
is accompanied by the immediate precipitation of the formed hydrates 12-13
in water solution
> 1850oF
Not applicable Not applicable
from 0.500- 0.700kg. per liter @ 77oF
2.4 to 2.7 g/cm3 @ 77oF |
|
Storage
and handling
Precautions Storage Dangerous decomposition
Personal protective measures |
Do not inhale or
ingest. Protect eyes and skin In bags or silos. Do not expose to air or rain
None
Wear adequate protective clothing to avoid prolonged contact with
the mortar. To avoid dust contact with eyes and possible inhalation wear glasses
and mask especially in areas not properly ventilated |
|
Medical
information | Particles, if inhaled, can irritate the upper respiratory
track. Avoid contact with eyes. Irritation and even injury can occur.
When mixed with water, the paste obtained is highly alkaline. It can dry the
skin and mucous membranes in the event of prolonged contact. If present, chromates
can be dissolved by water and this could cause allergic skin reactions in some
hypersensitive individuals when exposed by lengthy and repeated contact. |
|
First
Aid measures Prevention
Treatment |
Avoid all prolonged contact with the skin. Avoid inhalation or contact with
eyes. If the eyes have been in contact with the powder or products that contain
it, clean with fresh water applied in abundance. If irritation persist obtain
medical assistance. At all times rinse skin after contact Use protective
creams against allergic symptoms. If inhalation has occurred go into fresh
air. If irritation persist seek medical advice. |
|
Environment
Protection | Handle in ventilated areas and prevent dust diffusion Accidental
spillage: recover powder. Dump small quantities as non-hazardous waste. After
hardening, the lime or its products are definitively combined and insoluble. No
further precautions necessary. |
|
Special
indications | Respect the hygiene and safety rules specified by the
trade. The basic components of Natural Hydraulic Lime are common natural materials.
|
|
Statutory
information Danger symbol Principal component R phrases
S phrases | Xi Irritant Lime R 63/37/38 irritant for the eyes,
respiratory ways and skin R 41 risk of severe eye injuries. S 2 store
away from children. S 24/25 avoid contact with skin and eyes. S 26 in
case of contact with the eyes wash immediately with clean water and contact a
specialist. S 37 wear appropriate gloves S 39 wear eyes and face protection
|
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The
information contained in this document is based on the current state of our knowledge
relating to the products in question at the date of issue of this document.
It is provided in good faith. The user's attention is drawn to the possible
risk incurred when products are used for applications other than those for
which they are designed. 1.2.1998 |
|