Ritodrine Hydrochloride Pharmaceutical Secondary Standard; Certified Reference Material

Ritonavir Pharmaceutical Secondary Standard; Certified Reference Material

Ritonavir ≥98% (HPLC)

RIVAROXABAN AMINE Pharmaceutical Analytical Impurity (PAI)

Rivaroxaban CRS, European Pharmacopoeia (EP) Reference Standard

Rivaroxaban R-enantiomer United States Pharmacopeia (USP) Reference Standard

Rivaroxaban Related Compound B United States Pharmacopeia (USP) Reference Standard

Rivaroxaban Related Compound G United States Pharmacopeia (USP) Reference Standard

Rivaroxaban United States Pharmacopeia (USP) Reference Standard

Rivastigmine for system suitability European Pharmacopoeia (EP) Reference Standard

Rivastigmine Hydrogen Tartrate Pharmaceutical Secondary Standard; Certified Reference Material

Rivastigmine Related Compound B Pharmaceutical Secondary Standard; Certified Reference Material

Rivastigmine Related Compound B United States Pharmacopeia (USP) Reference Standard

Rivastigmine Related Compound D Pharmaceutical Secondary Standard; Certified Reference Material

Rivastigmine tartrate United States Pharmacopeia (USP) Reference Standard

Rivastigmine tartrate ≥98% (HPLC)

Rivastigmine United States Pharmacopeia (USP) Reference Standard

Rizatriptan benzoate European Pharmacopoeia (EP) Reference Standard

Rizatriptan benzoate salt ≥98% (HPLC)

RNA from yeast dry powder, pkg of 100 g

RNA Polymerase I Inhibitor II, CX-5461

RNA Sample Loading Buffer for NA electrophoresis, with ethidium bromide (50 μg/mL)

RNA Sample Loading Buffer for NA electrophoresis, without ethidium bromide

RNA, MS2 from bacteriophage MS2

RNAlater® Stabilize and protect RNA with immediate RNase inactivation

RNase A from bovine pancreas

RNase A solution

RNase AWAY® decontamination reagent for RNase

RNase B Glycoprotein Standard from bovine pancreas Proteomics Grade

RNase from bovine pancreas

RNase, DNase-free from bovine pancreas

RNaseZAP™ Cleaning agent for removing RNase

Ro 41-5253 ≥98% (HPLC)

Ro 61-8048 ≥98% (HPLC)

RO-3306 ≥98% (HPLC)

RO8191 ≥98% (HPLC)

Robenidine hydrochloride VETRANAL®, analytical standard

Robinin phyproof® Reference Substance

Rocaglamide ≥96% (HPLC)

Rocuronium Bromide Pharmaceutical Secondary Standard; Certified Reference Material

Rocuronium bromide United States Pharmacopeia (USP) Reference Standard

Rocuronium Peak Identification Mixture United States Pharmacopeia (USP) Reference Standard

Rofecoxib ≥98% (HPLC)

Roflumilast Related Compound B United States Pharmacopeia (USP) Reference Standard

Roflumilast ≥98% (HPLC)