CAS Registry Number: Chemical Abstracts Service Registry Number is a unique identifier for a chemical and its synonyms. CAS numbers identify the chemical, but not its concentration or specific mixture. CAS Registry Numbers are assigned by the Chemical Abstracts Service, a division of the American Chemical Society.
A package is a small container in which a quantity of something is sold. Packages are either small boxes made of thin cardboard, or bags or envelopes made of paper or plastic. ...a package of doughnuts. It is listed among the ingredients on the package.
Large Package. A large package is a parcel (or box) whose length plus girth is over 84 inches and less than or equal to 165 inches. Length is the longest side of a package. Girth is the distance around the 2 smaller sides of a package. Note: For large UPS packages, you might need to enter dimensions to calculate costs correctly.