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MATERIAL SAFETY DATA SHEET

SECTION 1 PRODUCT AND COMPANY IDENTIFICATION

PRODUCT

Product Name: Calcium Chloride Anhydrous

Product Description:

Intended Use: Oil well drilling fluid additive. Alkalinity source

COMPANY IDENTIFICATION

Supplier: Qmax Mexico, S.A. de C.V.

Carretera Villahermosa-Cárdenas km 155 + 500

Ranchería González 3ra Sección

Centro, Tab ,C.P. 86260

TEL 01 99 33 10 02 90 al 99

24 Hour Environmental / Health Emergency Telephone (52) 9933-1002091-99

Transportation Emergency Phone Number

Product Technical Information (52) 9933-1002091-99

NFPA Hazard ID: Health: 2 Flammability: 0 Reactivity: 2

HMIS Hazard ID: Health: 2 Flammability: 0 Reactivity: 2

UN PIN No: Not Regulated WHMIS: D-2B

SECTION 2 COMPOSITION / INFORMATION ON INGREDIENTS

Reportable Hazardous Substance(s) or Complex Substance(s)

Name CAS# %v/v

CALCIUM CHLORIDE 10043-52-4 100

• All concentrations are percent by weight unless ingredient is a gas. Gas concentrations are in percent by volume.

Comments about composition: This product is not considered to be a carcinogen by IARC, ACGIH, NTP, or OSHA.

SECTION 3 HAZARDS IDENTIFICATION

Potential Acute Health Effects:

Hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation. Slightly hazardous in case ofskin contact (permeator).

Potential Chronic Health Effects:

CARCINOGENIC EFFECTS: Not available. MUTAGENIC EFFECTS: Mutagenic for mammalian somatic cells. Mutagenic forbacteria and/or yeast. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. The substancemay be toxic to heart, cardiovascular system. Repeated or prolonged exposure to the substance can produce target organs damage

POTENTIAL HEALTH EFFECTS

Eyes Contact with eyes may cause irritation.

Skin Skin contact can cause inflammation and blistering.

Inhalation Dusts of this product may cause irritation of the nose, throat, and respiratory tract.

Ingestion Health injuries are not known or expected under normal use.

Signs and symptoms Symptoms may include stinging, tearing, redness, swelling, and blurred vision. Inhalation

of dust may cause shortness of breath, tightness of the chest, a sore throat and cough.

SECTION 4 FIRST AID MEASURES

Eye Contact:

Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15

minutes. Cold water may be used. Get medical attention.

Skin Contact:

In case of contact, immediately flush skin with plenty of water. Cover the irritated skin with an emollient. Remove contaminatedclothing and shoes. Cold water may be used.Wash clothing before reuse. Thoroughly clean shoes before reuse. Get medical attention.

Inhalation:

If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention.

Ingestion:

Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as a collar, tie, belt or waistband.

SECTION 5 FIRE FIGHTING MEASURES

Flammability of the Product: Non-flammable.

Auto-Ignition Temperature: Not applicable.

Flash Points: Not applicable.

Flammable Limits: Not applicable.

Products of Combustion: Not available.

Fire Hazards in Presence of Various Substances: Not applicable.

Explosion Hazards in Presence of Various Substances:

Risks of explosion of the product in presence of mechanical impact: Not available.

Risks of explosion of the product in presence of static discharge: Not available.

Fire Fighting Media and Instructions: Not applicable.

Special Remarks on Fire Hazards: Not available.

SECTION 6 ACCIDENTAL RELEASE MEASURES

Small Spill:

Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and dispose of according to local and regional authority requirements.

Large Spill:

Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on the contaminated surface and allow to evacuate through the sanitary system.

SECTION 7 HANDLING AND STORAGE

Precautions:

Keep locked up.. Do not ingest. Do not breathe dust. Wear suitable protective clothing. In case of insufficient ventilation,

wear suitable respiratory equipment. If ingested, seek medical advice immediately and show the container or the label. Avoidcontact with skin and eyes. Keep away from incompatibles such as moisture.

Storage:

Hygroscopic. Keep container tightly closed. Keep container in a cool, well-ventilated area. Do not store above 30°C (86°F)

SECTION 8 EXPOSURE CONTROLS / PERSONAL PROTECTION

Engineering Controls:

Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit.

Personal Protection: Safety glasses. Synthetic apron. Gloves (impervious).

Personal Protection in Case of a Large Spill:

Splash goggles. Full suit. Boots. Gloves. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product.

Exposure Limits: Not available.

SECTION 9 PHYSICAL AND CHEMICAL PROPERTIES

Physical state and appearance: Solid. (Crystalline

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