مرک یکی از قدیمیترین و شناختهشدهترین شرکتهای شیمیایی و علوم زیستی جهان است. محصولات آزمایشگاهی این برند، بهویژه حلالهای گرید HPLC و معرفهای تحلیلی، بهعنوان استانداردی جهانی در آزمایشگاههای تحقیقاتی و کنترل کیفیت شناخته میشوند.
Guaiacol extra pure
Giemsa's azur-eosin-methylene blue for microscopy
Epichlorohydrine
1-Benzyl-4-piperidinone
Gallic acid (anhydrous)
Glyoxylic acid (50% solution in water) for synthesis
N-Formylmorpholine
Ferroin solution 1/40 mol/l redox indicator
4-Fluorobenzaldehyde
Xylenol orange tetrasodium salt, metal indicator
Potassium iodate volumetric standard Certipur®
Potassium hydrogen diiodate EMSURE® for analysis
Potassium hydrogen monopersulfate
Potassium superoxide
Potassium chloride conductivity standard 1.41 mS/cm (Certipur®)
Potassium chromate EMSURE® ACS, Reag. Ph Eur for analysis
Potassium acetate EMPROVE® ESSENTIAL Ph Eur, BP, JPE, E 261
3-Mercaptopropionic acid
2-Mercaptopropionic acid
Methyl acetoacetate
Methyl 2-bromopropionate
DL-Mandelic acid
Methacrylamide
4-Methyl-1,3-phenylenediamine
2-Methoxyethyl acetate
2-Methyl-1-butanol
2-Methoxybenzaldehyde
2-Methyl-1,3-butadiene (stabilised)
Methanesulfonic acid (70% solution in water)
Mixed indicator 4.5 acc. to Mortimer
3-Methylthiophene
3-Methylbenzaldehyde (stabilised with hydroquinone)
N-Methyl-N-trimethylsilyl-trifluoroacetamide (MSTFA)
4-Methylmorpholine
4-Methoxybenzaldehyde
Methanesulfonic acid
Mesitylene
3-Methyl-1-phenyl-2-pyrazolin-5-one
1,3-Phenylenediamine
1,4-Cyclohexadiene
1-Bromo-2-methylpropane
1-Chloro-3-nitrobenzene
2-(2-Aminoethylamino)ethanol
2,3-Epoxypropyl phenyl ether
2-Ethylbutyric acid
3-Chlorobenzoic acid
3-Chloropropylamine hydrochloride
4,4'-Difluorobenzophenone
4-Aminopyridine
4-Chloro-2-nitroaniline
4-Chloro-3-nitrobenzaldehyde
4-Chlorophenoxyacetic acid
4-Ethylaniline
4-Methoxybenzyl alcohol
4-Methylbenzaldehyde
5-Amino-2-chlorobenzotrifluoride
Adamantane
Allyl acetate
Cadmium granular EMSURE (3-6 mm)
Cadmium ICP standard 1000 mg/l Cd in HNO3 2-3% Certipur
Celite 545 (0.02-0.1 mm)
Cerium(III) nitrate hexahydrate
Charcoal activated GR for analysis
Charcoal activated 0.3-0.5 mm (35-50 mesh) for gas chromatography
Charcoal activated pure
Chlorotriphenylmethane
Chromotropic acid disodium salt dihydrate
Cobalt(II) acetylacetonate
Cobalt(II) chloride anhydrous
Congo red (C.I. 22120) indicator
Crystal violet (C.I. 42555) indicator
Dibenzothiophene
DL-Camphorquinone
Eosin Y-solution 0.5% aqueous
epsilon-Caprolactam
Ethyl 2-oxocyclohexanecarboxylate
Ethyl cinnamate
Ethyl octanoate
Ethylbenzene
Giemsa's azur eosin methylene blue solution
Indium(III) oxide
Indole
Indole-3-acetic acid (IAA)
Indole-3-butyric acid (IBA)
Isoamyl benzoate
Isoamyl propionate
Isobutyl acetate
Methylenesuccinic acid (Itaconic acid)
L-Cysteine
L-Cysteine hydrochloride monohydrate
L-Cystine
Lithium tetrafluoroborate
Manganese(IV) oxide (precipitated active)
n-Undecane
Pentane-1-sulfonic acid sodium salt LiChropur for ion pair chromatography
(R)-(+)-Cysteine
Silica gel 60 (0.015-0.040 mm) for column chromatography
Silicon oil 550
Silicon powder <150 µm
Sodium dihydrogen phosphate dihydrate EMPROVE ESSENTIAL
Succinic anhydride
Sulfanilic acid
Tetrachloroauric(III) acid trihydrate 99% EMSURE
Tetraethyl orthosilicate
Tiron (3,5-Pyrocatecholdisulfonic acid disodium salt monohydrate)
TLC Silica gel 60 GF254, mean particle size 15 µm
Zirconium(IV) oxide chloride octahydrate EMSURE
Sodium hydride suspension (60% in paraffin oil)
Potassium chloride 99.999 Suprapur®
Anaerocult® A
Peptone Salt Solution (Maximum Recovery Diluent)
Columbia Agar (Base)
Fluid Thioglycollate Medium
Orange Serum Agar (OSA)
EC (Escherichia coli) Broth
Plate Count Agar (PCA)
VRBD (Violet Red Bile Dextrose) Agar
Mannitol Salt Phenol-Red Agar
LMX Broth modified acc. to MANAFI and OSSMER
Potato Dextrose Agar
FRASER Broth (Base)
LB Broth (MILLER)
MYP (Mannitol Egg Yolk Polymyxin) Agar (Base)
XLD (Xylose Lysine Deoxycholate) Agar
Lauryl Sulfate Broth
Salmonella Enrichment Broth acc. to RAPPAPORT
Tetrathionate Broth (Base)
Iron Sulfite Agar (ISA)
Cetrimide Agar
GIOLITTI-CANTONI Broth (Base)
RVS (Rappaport-Vassiliadis-Soya) Broth
DG 18 (Dichloran Glycerol Chloramphenicol) Agar Base
Azide Dextrose Broth (Rothe)
Chromocult® Coliform Agar
VRB (Violet Red Bile Lactose) Agar
KLIGLER Agar
Buffered Peptone Water
Bile Aesculin Azide Agar
Hektoen Enteric Agar
Toluene
Heptafluorobutyric Acid
Tetramethylammonium Chloride
Silica Gel 60 GF254
p-Cresol
(3-Glycidyloxypropyl)trimethoxysilane
Iminodiacetic Acid
1,3-Indanedione
2-Iodobenzoic Acid
Indigo Carmine (C.I. 73015)
1-Indanone
Indole-3-carbaldehyde
L-Isoleucine
Silver Nitrate
Potassium Chloride
Acetonitrile
