Product Safety Center

Understanding the Label

 GHS Compliant Product Label

Sigma product labels are designed to provide complete, up-to-date information on our products. Information available when and where you need it most.

On our labels, you can find:

  • Complete product name and description
  • Health and safety hazard information
  • Lot-specific analytical data on many types of products
  • Pictograms for instant hazard recognition
  • Useful data for reference, CAS (Chemical Abstracts Service) number, chemical formula

Key to Sigma Product Labels:

A Product Name
B Product Number
C Package Size
Unless the material is described as pre-weighed, the package will normally contain at least the indicated quantity, and usually somewhat more. For some products, the actual quantity at time of packaging is also shown. The user should always measure the amount needed from the container.
D Additional product-specific information and naming.
E Lot numbering
F Process order number
G Language code, Signal word, Hazard phrases, and Precautionary phrases as necessary
H GHS Pictograms. “NO GHS SYMBOL” is used if diamonds are present, but no additional hazard symbols apply to the product
I Non-name product identifiers
J Storage temperature
K Data Matrix Barcode containing product number and Lot number
L Safety Data Sheet Available:
A Material Safety Data Sheet is available for this product.
M Product disclaimer and trademark information if applicable
N Contact information
O Country of Origin

 GHS Compliant Pictograms

 

Description
Pictogram
Hazard class and hazard category:
     
Exploding Bomb
Unstable explosives
Explosives of Divisions 1.1, 1.2, 1.3, 1.4
Self reactive substances and mixtures, Types A,B
Organic peroxides, Types A,B

Flame
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Flammable solids, categories 1,2
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures, categories 1,2
Substances and mixtures, which in contact with water,
emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
Pyrophoric gas (US only)

Flame Over Circle
Oxidizing gases, category 1
Oxidizing liquids, categories 1,2,3

Gas Cylinder
Gases under pressure:
- Compressed gases
- Liquefied gases
- Refrigerated liquefied gases 
- Dissolved gases

Corrosion
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1

Skull and Crossbones
Acute toxicity (oral, dermal, inhalation), categories 1,2,3

Exclamation Mark
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3

Health Hazard
Respiratory sensitization, category 1
Germ cell mutagenicity, categories 1A,1B,2
Carcinogenicity, categories 1A,1B,2
Reproductive toxicity, categories 1A,1B,2
Specific Target Organ Toxicity – Single exposure, categories 1,2
Specific Target Organ Toxicity – Repeated exposure, categories 1,2
Aspiration Hazard, category 1

Environment
Hazardous to the aquatic environment
- Acute hazard, category1
- Chronic hazard, categories 1,2

Other Regional Elements   USA
- Simple Asphyxiant
- Combustible Dust

 

 Hazcom 1994 and EU Directive 67/548/EC and 1999/48/EC-Compliant Label

 

A Product Name and Description
B Product Number
C Further Descriptive Information
D Recommendations on Handling and Storage
Storage temperatures indicated are for long-term storage of products. Products may be shipped under different conditions to reduce shipping costs, while still ensuring product quality.
E Hazard Statement
Indication of danger.
F Lot Analysis
Data on activity, purity, degree of hydration, etc., for this lot.
G Package Size
Unless the material is described as pre-weighed, the package will normally contain at least the indicated quantity, and usually somewhat more. For some products, the actual quantity at time of packaging is also shown. The user should always measure the amount needed from the container.
H Lot Number
I Hazard Pictogram
Lets you know at a glance what safety hazards are involved in the use of this product.
J Further Hazard Information
More complete description of actual hazards, handling precautions, and emergency management procedures.
K CAS Number
Chemical Abstract Service number shown wherever available. CAS numbers vary in how specifically they define the material. We make every effort to provide the most specific CAS number which applies. Where a CAS number is provided for a mixture or solution, it is usually the CAS number of the solute or component referred to in the main label name.
L Chemical Formula and Formula Weight
Unless water of hydration is indicated in the formula, the formula weight is for the anhydrous material.
M Risk and Safety Statements:
Information is provided in multiple languages.
N Material Safety Data Sheet Available:
A Material Safety Data Sheet is available for this product.
O EC Number:
EC Number (EINECS or ELINCS), products without an EINECS number will carry the warning statement, "Caution: Substance Not Yet Fully Tested."

 67/548/EC-Compliant Pictograms

Image of pictogram symbols and hazardous codes