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Sigma Cat.No.Description
03079Ethylbenzene
analytical standard
03128Diethylene glycol
analytical standard
03140Copper(I) iodide
purum, ≥99.5%
03200595p-Coumaric acid
primary reference standard
03202tert-Butyl ethyl ether
purum, ≥97.0% (GC)
03240595Ursolic acid
primary reference standard
03273Salicylaldehyde
analytical standard
03286Florisil®
for the determination of hydrocarbon acc. to ISO 9377-2
03320585Carminic acid
primary reference standard
03322Tartrazine
analytical standard
03323Benzo[k]fluoranthene
certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland
03338α-Arbutin
analytical standard
03351Diethylene glycol monobutyl ether
≥99.0%
03394Poly(ethylene glycol)
tested according to Ph. Eur., 6,000
03416Thymoquinone
analytical standard
03439N-Ethyldiisopropylamine solution
suitable for peptide synthesis, ~2 M in 1-methyl-2-pyrrolidinone
03440N-Ethyldiisopropylamine
≥98.0%
03450N-(3-Dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride
purum, ≥98.0% (AT)
03473Poly(ethylene glycol)
analytical standard, 40,000 certified according to DIN
035051,2-Dibromoethane
purum, ≥98.0% (GC)
03520585Aspalathin
primary reference standard
03550Ethylenediamine
puriss. p.a., absolute, ≥99.5% (GC)
03558Poly(methyl methacrylate)
analytical standard, 2,480,000
03561Silica gel
high-purity grade, FIA according to DIN 51791
03565MALDI validation set polystyrene Mp ~700 - 70 000
certified reference material
03584Kaolinite
natural
03597MALDI validation set PS, PMMA, PDMS, PEG and PSS Mp ~4′300 - 6′500
03600585Luteolin 7-glucoside
primary reference standard
03609Ethylenediaminetetraacetic acid
BioUltra, ≥99.0% (KT)
03620Ethylenediaminetetraacetic acid
≥98.0% (KT)
03627Diquat dibromide-(ethylene-d4)
PESTANAL®, analytical standard
03630Ethylenediaminetetraacetic acid calcium disodium salt hydrate
≥97.0% (calc. based on dry substance, KT)
03641Dansyl chloride
LiChropur, ≥99.0% (HPLC)
03642α-Ionone
analytical standard
03650Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate
12-14% Fe basis
03659Ethylenediaminetetraacetic acid dipotassium salt dihydrate
BioUltra, ≥99.0% (KT)
03660Ethylenediaminetetraacetic acid dipotassium salt dihydrate
puriss. p.a., ≥99.0% (KT)
03664Ethylenediaminetetraacetic acid tripotassium salt dihydrate
BioUltra, ≥99.0% (KT)
03668Ethylenediaminetetraacetic acid copper(II) disodium salt
≥97.0% (calculated on dry substance, RT)
03674Boc-β-Homoarg(Tos)-OH
≥98.0% (TLC)
03677Ethylenediaminetetraacetic acid disodium salt dihydrate
BioUltra, ≥99.0% (T)
03685Ethylenediaminetetraacetic acid disodium salt dihydrate
≥97.0% (KT)
03690Ethylenediaminetetraacetic acid disodium salt solution
BioUltra, pH 8.0, ~0.5 M in H2O
03694L-β-Homoserine
≥98.0% (TLC)
03695Ethylenediaminetetraacetic acid tetrasodium salt dihydrate
purum, ≥98.0% (KT)
03701Ethylenediaminetetraacetic acid tetrasodium salt hydrate
≥97.0% (KT)
03708Listeria mono Enrichement Supplement I
suitable for microbiology
03709Ethylenediaminetetraacetic acid trisodium salt trihydrate
BioUltra
03716(±)-Lisofylline
analytical standard
03719Dual Confirmation of E. coli ID Membrane
white colored, sterile, diameter 70 mm, suitable for microbiology

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800-334-7725
office@krackeler.com


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