Question

what section of an msds provides the phone number(s) for contacting the manufacturer of a chemical product?
section 6
section 2
section 1
section 5

Explanation:

MSDS (now SDS) has sections. Section 1 (Identification) of an MSDS contains information about the chemical product, including the phone number(s) for contacting the manufacturer.

Answer:

C. Section 1 (Note: Assuming the options are labeled as A. Section 6, B. Section 2, C. Section 1, D. Section 5. If the original option labels differ, adjust accordingly, but based on MSDS knowledge, the correct option is the one with "Section 1".)