SDS
MSDS ID: 540910  08/10 
JELMAR 
MATERIAL SAFETY DATA SHEET 
CLR CALCIUM LIME & RUST REMOVER 
ENHANCED FORMULA - DfE 
Page 3 of 5 
SECTION 8 – EXPOSURE CONTROLS / PERSONAL PROTECTION 
VENTILATION REQUIREMENT: Avoid prolonged breathing mists or dusts of this product. Use with 
adequate ventilation. Do not use in closed or confined spaces. 
RESPIRATORY PROTECTION: None required during normal household use. If product is used in an 
industrial setting, respiratory protection must be worn if ventilation does not eliminate symptoms or keep 
levels below recommended exposure limits. If mist or dust is present, wear NIOSH-Approved respirator for 
dusts and mists, NIOSH-Approved self-contained breathing apparatus, NIOSH-Approved full-face piece 
positive-pressure, air-supplied respirator. DO NOT exceed limits established by respirator manufacturer. 
Emergency responders should wear self-contained breathing apparatus (SCBA) to avoid inhalation of 
product. 
EYE PROTECTION: Not required during normal household usage. Industrial users wear safety goggles. 
Do not wear contact lenses. Emergency responders should wear full eye and face protection. 
SKIN PROTECTION: Rubber gloves with protective cuff. Emergency responders should wear 
impermeable gloves. 
OTHER PROTECTION: Emergency responders should wear chemical type (impermeable) protective 
clothing and footwear where direct contact with chemicals in this product is possible. 
WORK/HYGIENIC PRACTICES: Wash thoroughly with soap and water after use or handling. 
EXPOSURE GUIDELINES:   OSHA    ACGIH 
COMPONENT  PEL  STEL/C  TWA  STEL/C 
1.  Water  N.E.  N.E.  N.E.  N.E. 
2.  Lactic Acid  N.E  N.E.  N.E.  N.E. 
3.  Gluconic Acid  N.E.  N.E.  N.E.  N.E. 
4.  Lauramine Oxide  N.E.  N.E.  N.E.  N.E. 
5.  Propylene Glycol n-Butyl Ether  N.E.  N.E.  N.E.  N.E. 
SECTION 9 – PHYSICAL AND CHEMICAL PROPERTIES 
Boiling point:  100º C / 212º F  Specific Gravity:  1.04 – 1.06 
Vapor Pressure:  N.D.  Percent Volatiles:  ~78.6% (Calculated) 
Freezing Point:  N.D.  Evaporation Rate:  N.D. (nBuAc=1) 
Melting Point:  N.D.  VOC (Wt%):  <1.5 (Calculated) 
Vapor Density (mm Hg):  N.D.  VOC (LBS/GAL):  <0.13 (Calculated) 
pH: @20ºC  2.10-2.30  Solubility in Water:  100% 
SECTION 10 – STABILITY AND REACTIVITY 
STABILITY: Stable under normal conditions. 
CONDITIONS TO AVOID: Avoid elevated temperatures. 
INCOMPATIBLE MATERIALS: Strong oxidizing agents, metals, acids, and bases. 
HAZARDOUS DECOMPOSITION PRODUCTS: Thermal decomposition can lead to release of irritating 
gases and vapors and carbon oxides. 
POSSIBILITY OF HAZARDOUS REACTIONS: No data. 
SECTION 11 – TOXICOLOGICAL INFORMATION 
ACUTE ORAL EFFECTS: A dose of 5 ml/kg was given to 5 male and 5 female rats and no mortality 
occurred in 14 days. The acute oral LD
50
 was found to be > 5 ml/kg. The product is not toxic by oral 
ingestion in accordance with FHSA / CPSC Guidelines. 
SKIN: Not a primary dermal irritant in accordance with FHSA / CPSC Guidelines. 
EYE: Irritant in accordance with FHSA / CPSC Guidelines. 





