Nitrate & Nitrite as N

Paraquat dichloride, 100 µg/ml, Methanol, 1ml

Tris(4-isopropylphenyl) phosphate,50 µg/mL,toluene,1mL,

n-Pentyl 4-hydroxybenzoate-d11, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1216496-15-9