4-NITROPHENYL 3-O-(A-D-MANNOPYRANOSYL)-A-D-MANNOPYRANOSIDE

4-NITROPHENYL-ALPHA-D-GALACTOPYRANOSIDE

4-NITROPHENYL-ALPHA-D-GLUCOPYRANOSIDE

P-NITROPHENYL SULFATE POTASSIUM SALT

2-Methyl-5-nitrobenzenesulfonic acid

4-nitro-N-phenyltoluene-2-sulphonamide