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CITRIC ACID.pdf
1. Material Safety Data Sheet
CITRIC ACID
Revision date May 2005 Page 1/4
1. IDENTIFICATION OF THE SUBSTANCES/PREPARATION AND THE COMPANY UNDERTAKING
Product Name CITRIC ACID
Application pH controller for drilling fluids
Supplier Ava S.p.A.
via Salaria 1313/C
00138 ROMA
Italy
Emergency telephone number Off.: +39 06 885611324; +39 06 885611326; +39 06 885611373
Mob.: +39 3355897280; +39 3355234619; +39 3355710385
Telefax +39-06-8889363
2. COMPOSITION/INFORMATION ON INGREDIENTS
Chemical description Citric acid
Hazardous Impurities Citric acid Xi Irritant R36/37/38
EINECS-No.
CAS-No.
3. HAZARD IDENTIFICATION
Inhalation May cause mucosal irritation. Do not breathe dust
Skin contact Can cause irritation with prolonged contact.
Eye contact Irritating to eyes
Ingestion No adverse effect expected for small amounts
Human health hazards - Chronic May cause sensitisation by skin contact
Environmental hazards No adverse effect expected
Physical and chemical hazards None
4. FIRST AID MEASURES
Inhalation Remove to fresh air, and treat symptomatically. Obtain medical
attention
Skin contact Take off contaminated clothing. Immediately irrigate with plenty of
water.
Eye contact Immediately irrigate with plenty of water for at least 15’. If irritation
persists, obtain medical attention
Ingestion Rinse mouth immediately and repeatedly with water. If necessary,
obtain medical attention
Other information
2. Material Safety Data Sheet
CITRIC ACID
Revision date May 2005 Page 2/4
5. FIRE FIGHTING MEASURES
Extinguishing media In case of fire use water spray, foam, powder, CO2
Unsuitable extinguishing media None
Fire and explosion hazard None
Protective equipment In case of fire, wear a full-face positive pressure self-contained
breathing apparatus and protective suit
6. ACCIDENTAL RELEASE MEASURES
Personal precautions Avoid contact with eyes. Do not breathe dust
Environmental precautions No adverse effects expected
Methods for cleaning up Remove as much as possible with broom, scoop or vacuum. Wash with
water
7. HANDLING AND STORAGE
Handling Avoid generating dust
Storage conditions Keep in dry place
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Engineering measures General ventilation is recommended; local exhaust aspiration
Exposure limits (ACGIH, 2004) Nuisance dust (inhalable): TLV-TWA: 10 mg/m3
lung
Personal protection equipment
Respiratory protection Respiratory protection normally not required. Avoid generating dust
Hand/skin protection Impervious gloves. Standard protective clothing
Eye protection Safety glasses
Hygiene measures Eyewash fountain near-by.
9. PHYSICAL AND CHEMICAL PROPERTIES
Form Crystalline powder
Colour White
Odour None
Boiling point N/A
Melting point 153 °C
Flash point - (PMCC) N/A
Auto ignition N/A
Explosion limits N/A
Vapour pressure N/A
3. Material Safety Data Sheet
CITRIC ACID
Revision date May 2005 Page 3/4
Relative density 1.5-1.7 g/cm³
Solubility Completely soluble in water; soluble in alcohols
pH (5 % aqueous sol.) Approx. 2
Viscosity N/A
Bulk density 850 - 950 kg/m³
Freezing point N/A
Pour point N/A
Abbreviations: N/A = Not Applicable - N/E = Not Evaluated
10. STABILITY AND REACTIVITY
Stability Stable under normal conditions
Conditions to avoid Avoid powder generation and electrostatic charges accumulation
Materials to avoid Strong base and oxidizers
Hazardous decomposition products In case of fire, CO, CO2
11. TOXICOLOGICAL INFORMATION
Acute toxicity LD50 (oral, rat) = 7000 mg/kg
Primary irritation skin/eye Irritant for eyes
Sensitization Prolonged contact may cause irritation to the skin
Chronic toxicity data Not available data
12. ECOLOGICAL INFORMATION
Persistency and degradation Not persistent. Easy biodegradable
Mobility and Bioaccumulation No adverse effects expected
Ecotoxicological effects LC50 (red fish, 96h) = 500-1000 mg/l
13. DISPOSAL CONSIDERATIONS
Via authorized contractor
14. TRANSPORT INFORMATION
Description Not regulated
UN Number N/A
Packing group N/A
ADR/RID
Class ADR 2003 Label: --
4. Material Safety Data Sheet
CITRIC ACID
Revision date May 2005 Page 4/4
ADR 2003 Classif. Code: --
Hazard Identification
IMDG
Class Subsidiary risk: -
Em S
IATA
Class
15. REGULATORY INFORMATION
EC Classification Xi Irritant
Hazard Symbol
contains: Citric acid
Risk Phrases R36/37/38: Irritating to respiratory system, eyes and skin
Safety Phrases S22: Do not breathe dust
S24/25: Avoid contact with eyes and skin
16. OTHER INFORMATION
This material safety data sheet provides health and safety information. The product is to be used in applications consistent
with AVA technology. Individuals handling this product should be informed of the safety precautions and should have
access to this information.