Ruthenium powder, −200 mesh, 99.9% trace metals basis

Ruthenium Red Technical grade

Ruthenium standard for AAS analytical standard, ready-to-use, in hydrochloric acid

Ruthenium(III) acetylacetonate 97%

Ruthenium(III) chloride anhydrous, powder, 99.99% trace metals basis

Ruthenium(III) chloride hydrate 38.0-42.0% Ru basis

Ruthenium(III) chloride hydrate 99.98% trace metals basis

Ruthenium(III) chloride hydrate ReagentPlus®

Ruthenium(III) chloride hydrate ≥99.9% trace metals basis

Ruthenium(III) chloride Ru content 45-55%

Ruthenium(III) chloride trihydrate technical

Ruthenium(III) nitrosyl nitrate solution in dilute nitric acid

Ruthenium(IV) oxide 99.9% trace metals basis

Ruthenium(IV) oxide hydrate 99.9% trace metals basis

Ruthenium(IV) oxide hydrate powder

Rutile ore NIST® SRM® 670

Rutin hydrate ≥94% (HPLC), powder

Rutin phyproof® Reference Substance

Rutin trihydrate analytical standard

Rutin trihydrate certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

Rutin trihydrate United States Pharmacopeia (USP) Reference Standard

Rutoside trihydrate European Pharmacopoeia (EP) Reference Standard

Rye Grass ERM®, certified reference material

R³ IGF-1 human recombinant, expressed in E. coli, lyophilized powder, suitable for cell culture

S 421 PESTANAL®, analytical standard

S(−)-Nicotine solution 1.0 mg/mL in methanol, ampule of 1 mL, certified reference material, Cerilliant®

S,S-Dibenzyl trithiocarbonate 97%

S-(+)-Chlorpheniramine maleate salt

S-(2-Aminoethyl)-ʟ-cysteine hydrochloride ≥98% (TLC)

S-(4-NITROPHENYL) THIOACETATE-

S-(5′-Adenosyl)-ʟ-homocysteine crystalline

S-(5′-Adenosyl)-ʟ-methionine chloride dihydrochloride ≥75%

S-(5′-Adenosyl)-ʟ-methionine iodide ≥80% (HPLC), ≥80% (spectrophotometric assay)

S-(5′-Adenosyl)-ʟ-methionine p-toluenesulfonate salt ≥80% (HPLC), ≥80% (spectrophotometric assay)

S-(Thiobenzoyl)thioglycolic acid 99%

S-(−)-Carbidopa ≥98% (TLC), powder

S-Acetyl-coenzyme A synthetase from baker’s yeast (S. cerevisiae) lyophilized powder, ≥3 units/mg protein

S-Adenosyl-L-methionine 1,4-butanedisulfonate ≥95% (HPLC)

ß-Alanine for biochemistry

S-Allyl-L-cysteine ≥98% (HPLC)

S-Benzoylthiamine O-monophosphate

S-Benzyl-ʟ-cysteine 97%

S-Equol ≥97% (HPLC)

S-Gal® reagent for selection of recombinant bacterial clones

S-Hexylglutathione