[tag=NN] [lemma=sample] [lemma=be] [□=□] □
[tag=NN] [lemma=sample] [lemma=be] [tag=□] □
[tag=NN] [lemma=sample] [lemma=be] [lemma=□] □
A bulk sample was then sent to the OSHA Salt Lake Technical Center ( SLTC ) for analysis .