Please check our Online Shop and search comfortably by CAS No., other names, trade names etc. Please note, that the following listing is a plain text file and not equipped with a comfortable search engine. The first entry is the catalogue number and in the same line you find the product name as listed in our catalogue. We provide certified analytical standards used as reference material in residue analysis. Our high purity chemicals are needed to calibrate HPLC and GC instruments. They are designed for laboratory use.

16800000	Rabenzazole Rabenzazole (BSI,ISO)	40341-04-6
16804000	Rabeprazole Rabeprazole|LY-307640|Pariprazole|Pariet|Aciphex|117976-90-6 for sodium salt	117976-89-3
16805000	Ractopamine hydrochloride Ractopamine hydrochloride|EL737|LY031537|LYO31537|Paylean®|99095-19-9|128954-46-1	90274-24-1
16805200	Rafoxanide Rafoxanide	22662-39-1
16806000	D-(+)-Raffinose pentahydrate D-(+)-Raffinose pentahydrate|Melitose|Melitriose	17629-30-0
16809000	Reactive Black 5 Reactive Black 5	17095-24-8
16809010	Reactive Blue 19 Reactive Blue 19|Remazol Brilliant Blue R|CI61200	2580-78-1
16809050	Reactive Orange 16 Reactive Orange 16|CI42040	20262-58-2
16809100	Reactive Violet 5 (technical) Reactive Violet 5||CI18097|KN-4R|Remazol Brilliant Violet 5R	12226-38-9
16810000	Resmethrin Resmethrin (BSI,ISO,ANSI,ESA,JMAF)|Chryson|Synthrin	10453-86-8
16810010	Resmethrin-alcohol metabolite Resmethrin-alcohol metabolite|Resmethrin alcohol metabolite	20416-09-5
16811200	Resorcinol (Resorcin) Resorcinol|Resorcin|1,3-Dihydroxybenzene	108-46-3
16811600	trans-Resveratrol trans-Resveratrol	501-36-0
16812000	Retene Retene|7-Isopropyl-1-methylphenanthrene|R	483-65-8
16813000	RH 5849 RH 5849|RH5849|RH-5849	112225-87-3
16813500	L(+)-Rhamnose hydrate L(+)-Rhamnose hydrate	10030-85-0
16813550	Rhodamine B chloride Rhodamine B chloride|Basic Violet 10|Rhodamine O|Brilliant Pink B|Tetraethylrhodamine	81-88-9
16813570	Ribavirin Ribavirin|Icn-1229|Ribamidyl|RTCA|Viramid|Virazole	36791-04-5
16813600	(-)-Riboflavin (Vitamin B2) (-)-Riboflavin|(-)-Lactoflavin|Vitamin B2	83-88-5
16813610	Riboflavine-5´-phosphate sodium Riboflavine-5´-phosphate sodium|Vitamin B2 phosphate sodium	130-40-5
16813700	D(-)-Ribose D(-)-Ribose|D(-)-Ribofuranose	50-69-1
16813800	Ribostamycin sulfate salt Ribostamycin sulfate salt	53797-35-6
16814020	Ricinelaidic acid-methyl ester Ricinelaic acid-methyl ester|Methyl ricinelaidate	7706-01-6
16814070	Ricinoleic acid-methyl ester Ricinoleic acid-methyl ester|Methyl ricinoleate|(R)-12-Hydroxy-cis-9-octadecenoic acid methyl ester	141-24-2
16814500	Rifampicin Rifampicin|RifampinRifamycin	13292-46-1
16814600	Rifamycin SV sodium salt hexahydrate Rifamycin SV sodium salt hexahydrate|Sodium rifomycin SV	14897-39-3
16814700	Rifaximin Rifaximin|Rifamycin SV|Rifacol|XIFAXAN|Normix	80621-81-4
16815000	Rimsulfuron Rimsulfuron|DPX-E9636|Titus	122931-48-0
16815060	Rimsulfuron-desulfon Rimsulfuron-desulfon|IN-70941|PPU|N-(4,6-dimethoxy-2-pyrimidinyl)-N-((3-ethylsulfonyl)-2-pyridinyl)urea	138724-53-5
16815090	Rimsulfuron metabolite 2 Rimsulfuron Metabolite 2	.
16815400	Robenidine hydrochloride Robenidine hydrochloride|Khimroside|Robeniden|Cycostat	25875-50-7
16815500	Ronidazole Ronidazole|Ronidazol	7681-76-7
16815501	Ronidazole D3 Ronidazole D3|Ronidazol D3	.
16820000	Rotenone Rotenone (BSI,ISO,ESA)|Derris (JMAF)|Chem Sect|Cuberoot|Noxfire|Prenfish|Synpren fish|Derris	83-79-4
16820200	Roxarsone Roxarsone|4-Hydroxy-3-nitrobenzenearsonic acid|2-Nitrophenol-4-arsonic acid|Roxarson	121-19-7
16860000	Roxithromycin Roxithromycin|Biaxsig|Rulide|Rulide D	80214-83-1
16880000	Rutin hydrate Rutin hydrate|Vitamin P hydrate|	153-18-4