Active Ingredient Law & Legal Definition
An active ingredient is generally defined as any ingredient from which an additive derives all or part of its value or effectiveness and that is defined in the current edition of Merck's Chemical Index or recorded in Chemical Abstracts. By law, the active ingredient of certain products, such as under the federal law governing pesticides, must be identified by name on the label together with its percentage by weight.
Legal Definitions
Search Definitions
Get a Term Defined
- Request a legal definition! Submit a term you need defined.
- » Request Legal Definition
Submit a Definition
- Submit a Definition Help us build our database. Free listings for attorneys.
- » Submit a Definition
Help Build USLegal
- Join our Team and help build USLegal. Many opportunities for participation so Join our Network.
Build USLegal
Read a Law Digest
- Need to read the law or find an answer to a legal question? Visit our Law Digest for the largest selection of law digests and answers available.
Go to Law Digest
Form Packages
- Select from our most popular legal form packages.
- » Bankruptcy
- » Contract for Deed
- » Divorce
- » Employment Packages
- » Home Sales
- » Incorporation
- » LLC Formation
- » Landlord Tenant
- » Mutual Wills
- » Name Change
- » Personal Planning
- » Partnerships
- » View All Packages
Legal Life
- Organize your legal life today! View our free online guide to creating a Life Documents File and related products.
- » Life Documents File
- » Personal Planning Package
- » Life Documents Packages
- » New Parents
- » Newlyweds
- » Baby Boomers
- » Military
- » Other
Form Drafting
- Can′t find the form you need, or need a form we offer revised for your situation? Submit your request and our attorneys will review the request and let you know if the form can be provided.
Submit a drafting request...
