Section 11. Whoever offers or exposes for sale or exchange any paper, fabric or other article shall furnish a sample thereof sufficient to ascertain by analysis the existence of arsenic therein, if such sample can be obtained without damage to the remaining portion, to any inspector, chemist or other agent or officer of the department of public health who applies therefor and tenders the value thereof; and for a violation of this section shall be punished as provided in the preceding section.