At NorCal Perlite we are very serious about the safety of our employees and visitors to our plant and facilities. We maintain numerous first aid stations stocked with appropriate supplies located at strategic points throughout the facility. The following “Material Safety Data Sheet” Summated by: Dennis N. Clarke, President of NorCal Incorporated provides specific detailed information on the physical properties of the NorLite and NorCal products along with safety precautions and first aid remedies.

As of the date of submittal of this document, the forgoing information is believed to be accurate and is provided in good faith to comply with applicable federal and state law. However, no warranty or representation with respect to such information is intended or given.

▼Material Safety Data Sheet

1. Product Identification

Trade Names):                Manufactured by Nor-Cal Perlite Inc:

                                             Norlite: A group of Industrial and Building Industry Perlite                                              products used as Aggregate, Filters, Insulators and                                              Absorbents.

                                             NorCal Horticultural Grades: #1-120 #2 #3 #4 #5

Generic Name:                 Perlite, Volcanic glass
Chemical Name:              Amorphous siliceous mineral silicate.
Cas # :                                None

Formula:                            A sodium potassium aluminum silicate of various                                              compositions.

Manufacturer:                  Nor-Cal Perlite Company Inc.
                                             2605 Goodrick Ave
                                             Richmond, Ca. 94801
                                             Telephone: 510-232-7337

2. Product Ingredient

Ingredient Name:                Expanded Perlite

CAS#:                                 None

Ingredient %:                      100%

Permissible exposure

Limit:                                    5 mg/m3 "A nuisance  dust"

Crystalline Silica
Quartz                                   Less than 10% 14808-60-7
Cristobalite                          ND14464-46-1

PEL Calculations based on less than 0.1% Crystalline Silica

3. Physical Data

Appearance and odor:            White Brown aggregate or powder Boiling point: 

N/A Evaporation Rate (=1):     N/A
Vapor Pressure:                       N/A

Specific Gravity:                       ND
Water Solubility %                    N/A

Slightly Melting Point :              N/A
Vapor Density (air=1):             N/A

% Volatile by Volume:              N/A

4. Fire And Explosive Data

Flash Point (Method):                        Non flammable NFA Flammable/Combustible                                                               Liquid
Flammable Limits:                              N/A Classification
Extinguishing Media:                          N/A Auto Ignition Temp N/A
Unusual fire or Explosion Hazards:   NO Hazard
Special Fire-Fighting Procedures:    None

5. Health Hazards A. Summary/Risks

Contain less than 0.1% crystalline silica. A nuisance dust.

Summary:

• Inhaling over long periods of high amounts of any nuisance dust may overload lung clearance mechanism and make lungs more vulnerable to respiratory disease.
  
• Medical conditions which may be aggravated: Pre-existing upper respiratory and lung disease such as, but not limited to bronchitis emphysema and asthma.
• Target Organs):                        Lungs
• Acute Health Effects:                 None known
• Primary Entry Route:                 Inhalation
  

5. Health Hazards B. Signs/Symptoms of Over exposure

Inhalation:                                            Congestion and irritation of throat, nasal                                                               passages and upper respiratory systems.
Skin Contact:                                       N/A
Skin Absorption:                                  N/A
Ingestion Not Hazardous:                   Generally regarded as safe by the FDA
Eyes:                                                    Temporary irritation and inflammation

6. Reactivity Data

Material is stable
Chemical Incompatibilities:                Hydrofluoric acid
Conditions to avoid:                            None in designed use
Hazardous Decomposition:               Products Reacts with Hydrofluoric acid to form                                                               toxic/silicon tetra fluoride gas

7. Spill or Leak Procedures

Procedures for spill/leak:                   Vacuum clean or wet sweep; avoid dusting: use a                                                               dust suppressant when sweeping.
Waste Management:                          Waste generated during application, demolition                                                               breakage or spillage are not hazardous wastes                                                               as defined by RCRA (40 CFR part 261). Place                                                               wetted waste and spillage in containers. Dispose                                                               of in approved landfill. RQ-N/A


8. Special Protection Information

Goggles:                                              Not normally required.
Gloves:                                                 Not normally required
Respirator:                                           Even though Perlite is a nuisance dust, we                                                               recommend the use of NIOSH approved                                                               respirator for protection against pneumoconiosis                                                               producing dust.
Ventilation:                                           Use adequate exhaust ventilation and/or dust                                                               collection
Other:                                                    N/A

Special considerations for repair/maintenance of contaminated equipment:
Insure proper respiratory protection.

9. Special Precautions

Special Handling/storage:                 Repair broken bags immediately. Avoid creation                                                               dust. Maintain good housekeeping practice.
Other:                                                   Completely with all Federal, State and local                                                               regulations.