Not official USP-NF text
GUAIFENESIN TABLETS
PF	LGS#	Brand	Type of Test	Additional Information
11(3)	L1	Partisil 10 ODS-3	Assay	NULL
9(4)	G19	None Cited	Assay and Identification	3%.
9(4)	S1AB	None Cited	Assay and Identification