1 Identification of the substance/preparation
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Commercial name : Z 4 Dental Investment
Data Manufacturer / Trader :
Neirynck & Vogt N.V.
Molenberglei 22
B-2627 Schelle
Information source : devision consumables production
Telephone : (32) 03-843 20 12
Telefax : (32) 03-843 20 13
2 Composition/information on ingredients
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Chemical Characterisation : ( ) product (x) preparation
Denomination : Cristalline Silica
Chemical formula : SiO2
CAS-Nr.: 014808-60-7/014464-46-1
Content : 70-90%
Limit Value : MAK 0,15 mg/m³ ( F )
Denomination : Magnesiumoxyd
Chemical Formula : MgO
CAS-Nr. : 1309-48-4
Content : 5-15%
Limit value : MAK 6 mg/m³ ( F)
Denomination : Amoniumphosphate
Chemical Formula : NH4H2PO4
CAS Nr. : 7722-76-1
Content : 5-15%
Dangerous components: none
3 Special hazards information for man and environment
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Cristalline Silica can if inhaled over a longer time span and in large quatities be the
Cause of longue disease ( Silicose )
4 First aid measures
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After Inhalation : contact doctor
After skin contact : pick up with cotton and rince with water
After contact with eyes : rince under streaming water and contact doctor
After swallowing : get medical aid immediately
5 Fire-fighting measures
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The product is not flammable. Conflicts with common dissolvents are not to be expected.
When using water for large quantities pay attention to instructions in Pt. 10. Use abundant water
6 Accidental release measures
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Absorb dustfree ( aspire with silicogene suited vacuum cleaner ) If water is used to avoid dust release pay attention to Pt. 10. Use abundant water
7 Handling and storage
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Treathment :
Treatment under aspiration is recommended.
Formation or inhalation of dust should be avoided.
Stocking :
Securiry wise no special requirements.
Quality wise pay attention to working instructions.
8 Exposure controls / personal protection
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Aditional indications for technical devices : See point 7.1
Limitations regarding working place devices :
Over-all dust limits : 6 mg/m³
Lungue Silicogen fine dust : 0,15 mg/m³
Personal protection : stay under values in Pt. 8.2 or use dust mask type P2 or P3
9 Physical and Chemical Properties
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Exterior aspects
Form : powder
Colour : white
Smell : no smell
Security relevent data PH : 4 – 5 in contact with water
Explosion capacities : there is NO explosion danger
Flame point : not applicable
Flamability : none
Fire point : not applicable
10 Stability and Reactivity
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a)Start of thermical reaction at 200° C with Amonia formation.
b)Reacts with abundant water in an exotherm way first by becoming liquid and then solid.
. The heat that is set free gives reaction as described in a)
11 Toxicological information
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Human : experiences with local or general effects of the product are not known
Annimal : experiances with local or general effects of the product are not known.
Due to the conttents of cristalline silica, a silicoses reaction may be expected if not
threated with the neccessary precautions.
12 Ecological information
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Ökological studies are not available
Besed on the chemical composition and the water solubility, there are no ökotoxical Reactions to be expected.
13 Disposal Considerations
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Waste disposal should be done after reaction with water.
The waste can then be treated as construction disposal.
Follow the local ruling.
14 Transport informations
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Landtransport : Class/ Number/ Capital letter
River shiptransport : Class/Number/Capital Letter
Sea shiptransport : Class
Air transport : Class
15 Regulatory information
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Indications after EG-Ruling :
Danger indications
Product contents
R-phrases
S-phrases
Other Indications : No indications after GefSoffV (26.08.86)
National ruling :
Indications for treatment restictions : Not Applicable
Rules on separation possibilities VbF : Not Applicable
TA-Air : Not Applicable
Water danger class : Not Applicable
16 Other Information
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With the above indications, reflecting our actual state of knowledge and experience,
we want to give an insight of the security data of our products, though we do not
include to that any capacity affirmations or quality restrictions.