SAFETY DATA SHEET
SDS 0265

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            Section 1 -- PRODUCT AND COMPANY IDENTIFICATION                      
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                                                           HMIS CODES
PRODUCT NAME                                            Health            1
   Surgemaster                                          Flammability      0
                                                        Reactivity        0
PRODUCT CODES                                           PPI               B
   68742
CHEMICAL FAMILY
   Inorganic
USE
   Boiler Water Treatment 
MANUFACTURER'S NAME                          EMERGENCY TELEPHONE NO.
   The RectorSeal Corporation                 Chemtrec 24 Hours
   2601 Spenwick Drive                        (800)424-9300 USA
   Houston, Texas  77055  USA                 (703)527-3887 International
   
DATE OF VALIDATION                           TECHNICAL SERVICE TELEPHONE NO. 
   January 23, 2015                           (800)231-3345 or (713)263-8001
DATE OF PREPARATION                         
   October 8, 2012
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           Section 2 -- HAZARDS IDENTIFICATION
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GHS CLASSIFICATION
PHYSICAL HAZARDS:  None
HEALTH HAZARDS  
Acute Toxicity:  
Oral: Not Classified 
Dermal: Not Classified
Inhalation:  Not Classified 
Skin Corrosion/Irritation:  Not Classified 
Serious Eye Damage/Eye Irritation: Not Classified 
Respiratory or Skin Sensitization:  Not Classified
Germ Cell Mutagenicity: Not Classified
Carcinogenicity: Not Classified
Reproductive Toxicology: Not Classified
Target Organ Systemic Toxicity - Single Exposure: Not Classified
Target Organ Systemic Toxicity - Repeated Exposure: Not Classified
Aspiration Toxicity: Not Classified
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GHS Label elements, including precautionary statements
Pictogram: None
Signal Word: None
Hazard Statements: None
Precautionary Statements:
P102 - Keep out of reach of children.
P264 - Wash hands thoroughly after handling.
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SUMMARY OF ACUTE HAZARDS
   Repeated inhalation may cause respiratory irritation. Avoid inhaling 
powder.
ROUTE OF EXPOSURE, SIGNS AND SYMPTOMS
INHALATION
   Dust may cause irritation to lungs and respiratory tract.  Avoid inhaling 
powder.	
EYE CONTACT
   Contact may cause eye irritation.
SKIN CONTACT
   None known.
INGESTION
   May cause irritation of the digestive tract.
SUMMARY OF CHRONIC HAZARDS
   None known.
MEDICAL CONDITIONS AGGRAVATED BY EXPOSURE
   Individuals with pre-existing or chronic diseases of the eyes and 
respiratory system may have increased susceptibility to excessive exposure.
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           Section 3 -- COMPOSITION/INFORMATION ON INGREDIENTS
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INGREDIENT: Amorphous Silica 
PERCENTAGE BY WEIGHT: 59.98
CAS#: 7631-86-9
EC#: 231-545-4
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INGREDIENT: Sodium Phosphate
PERCENTAGE BY WEIGHT: 9.98
CAS#: 68915-31-1
EC#: 272-808-3
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INGREDIENT: Silicon Dioxide 
PERCENTAGE BY WEIGHT: 6.00
CAS#: 7631-86-9
EC#: 231-545-4
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           Section 4 -- FIRST AID MEASURES
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   If INHALED:     Remove to fresh air; administer oxygen, or artificial 
                   respiration if needed.  Seek immediate medical attention.
   If on SKIN:     Wash with soap and water.  
   If in EYES:     Immediately flush with large amounts of water.  If 
                   irritation occurs, seek medical attention.
   If SWALLOWED:   If swallowed, call a physician immediately.  Only induce 
                   vomiting at the instruction of a physician.  Never give 
                   anything by mouth to an unconscious person.
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           Section 5 -- FIRE FIGHTING MEASURES
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EXTINGUSING MEDIA
    Non-combustible.  Use agents appropriate for surrounding fires.
SPECIAL FIRE FIGHTING PROCEDURES:  Wear self-contained breathing apparatus 
   (SCBA) and other protective clothing.  
UNUSUAL FIRE AND EXPLOSION HAZARDS:  None known. 
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           Section 6 -- ACCIDENTAL RELEASE MEASURES
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STEPS TO BE TAKEN IN CASE MATERIAL IS RELEASED OR SPILLED:  Sweep up to
prevent footing hazard.  
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           Section 7 -- HANDLING AND STORAGE
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PRECAUTIONS TO BE TAKEN IN HANDLING AND STORING:  Store in dry place.
OTHER PRECAUTIONS: KEEP OUT OF REACH OF CHILDREN.
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           Section 8 -- EXPOSURE CONTROLS/PERSONAL PROTECTION
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INGREDIENT             UNITS  
Amorphous Silica 
     ACGIH TLV      10 mg/m3
     OSHA  PEL       6 mg/m3 
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Sodium Phosphate
     ACGIH TLV      N/D
     OSHA  PEL      N/D
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Silicon Dioxide  
     ACGIH TLV      30 mg/m3
     OSHA  PEL     0.1 mg/m3 
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RESPIRATORY PROTECTION (SPECIFY TYPE):  None required.
VENTILATION - LOCAL EXHAUST:  N/A
SPECIAL:  N/A
MECHANICAL (GENERAL):  N/A
OTHER:  N/A
PROTECTIVE GLOVES:  N/A                           
EYE PROTECTION:  Safety glasses (ANSI Z-87.1 or equivalent)
OTHER PROTECTIVE CLOTHING OR EQUIPMENT:  Coveralls recommended.
WORK/HYGIENIC PRACTICES:  Where use can result in skin contact, wash exposed
areas thoroughly before eating, drinking, smoking, or leaving work area. 
Launder contaminated clothing before reuse.
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           Section 9 -- PHYSICAL AND CHEMICAL PROPERTIES
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BOILING POINT:                         N/A 
SPECIFIC GRAVITY (H20 = 1):            Solid
VAPOR PRESSURE (mm Hg):                N/A
MELTING POINT:                         N/A
VAPOR DENSITY (AIR = 1):               N/A
EVAPORATION RATE (ETHYL ACETATE = 1):  N/A
APPEARANCE/ODOR:                       Greenish White Powder / Mild Odor 
SOLUBILITY IN WATER:                   Insoluble
FLASH POINT                            None
LOWER EXPLOSION LIMIT                  N/D
UPPER EXPLOSION LIMIT                  N/D
VOLATILE ORGANIC COMPOUNDS(VOC)Content
(Theoretical Percentage By Weight):    0% or (0 g/L)
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           Section 10 -- STABILITY AND REACTIVITY 
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STABILITY:  Stable
CONDITIONS TO AVOID:  None known.  
INCOMPATIBILITY (MATERIALS TO AVOID):  None known.  
HAZARDOUS DECOMPOSITION PRODUCTS:  None known.  
HAZARDOUS POLYMERIZATION:  Will not occur.
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           Section 11 -- TOXICOLOGY INFORMATION
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CHRONIC HEALTH HAZARDS
   No ingredient in this product is an IARC, NTP or OSHA listed carcinogen.
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TOXICOLOGY DATA 
Ingredient Name
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   Amorphous Silica 
                  Oral-Rat LD50:3160 mg/kg 
                  Inhalation-Rat TCLo:50 mg/m3/6H/2Y-I
   Sodium Phosphate
                  Oral-Rat LD50:N/D
                  Inhalation-Rat LC50: 3053 mg/kg 
   Silicon Dioxide 
                  Intraperitoneal-Rat LDLo:400 mg/kg 
                  Inhalation-Rat LC50:N/D
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           Section 12 -- Ecological Information
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ECOLOGICAL DATA 
Ingredient Name
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   Amorphous Silica 
                  Food Chain Concentration Potential      N/D
                  WATERFOWL TOXICITY                      N/D
                  BOD                                     N/D
                  AQUATIC TOXICITY                        N/D
   Sodium Phosphate
                  Food Chain Concentration Potential      N/D
                  WATERFOWL TOXICITY                      N/D
                  BOD                                     N/D
                  AQUATIC TOXICITY                        N/D

   Silicon Dioxide 
                  Food Chain Concentration Potential      N/D
                  WATERFOWL TOXICITY                      N/D
                  BOD                                     N/D
                  AQUATIC TOXICITY                        N/D
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           Section 13 -- DISPOSAL CONSIDERATIONS
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Waste Classification:  Non-regulated solid waste
Disposal Method:       Approved landfill
Waste from this product is not considered hazardous as defined under the 
  Resource Conservation and Recovery Act (RCRA) 40 CFR 261.  Dispose of in
  accordance with Federal, State, and Local regulation regarding pollution.
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           Section 14 -- TRANSPORTATION INFORMATION
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DOT:              Non-Regulated 
OCEAN (IMDG):     Non-Regulated
AIR (IATA):       Non-Regulated
WHMIS (CANADA):   Non-Regulated
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           Section 15 -- REGULATORY INFORMATION
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REGULATORY DATA
Ingredient Name
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  Amorphous Silica 
                  SARA 313          N/A
                  TSCA Inventory    Yes
                  CERCLA RQ         N/A
                  RCRA Code         N/A 
  Sodium Phosphate
                  SARA 313          N/A
                  TSCA Inventory    Yes
                  CERCLA RQ         N/A
                  RCRA Code         N/A 
  Silicon Dioxide 
                  SARA 313          N/A
                  TSCA Inventory    Yes
                  CERCLA RQ         N/A
                  RCRA Code         N/A 
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California Safe Drinking Water and Toxic Enforcement Act of 1988 - 
Proposition 65  This product contains Silicon Dioxide known to the state of
California to cause cancer and/or birth defects or reproductive harm.
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           Section 16 -- OTHER INFORMATION
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   This document is prepared pursuant to the OSHA Hazard Communication 
Standard (29 CFR 1910.1200).  The information herein is given in good faith,
but no warranty, expressed or implied is made.  Consult RectorSeal for further
information:  (713) 263-8001