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Sigma Cat.No.Description
N3001Neuraminidase from Clostridium perfringens (C. welchii)
Type VI, lyophilized powder, 6-15 units/mg protein (using 4MU-NANA), 2-10 units/mg protein (mucin)
N3002Bis(p-nitrophenyl) phosphate sodium salt
≥99% (TLC)
N3013Nile Red
Technical grade
N3014β-Nicotinamide adenine dinucleotide hydrate
suitable for cell culture, ≥96.5% (HPLC), ≥96.5% (spectrophotometric assay), from yeast
N3016p-Nitrophenyl galacto-N-bioside
N3018(±)-Nornicotine
≥98% (TLC), liquid
N30192-Naphthoxyacetic acid
BioReagent, suitable for plant cell culture, crystalline
N3020Nuclear Fast Red Solution
N3038Anti-Nanog antibody, Mouse monoclonal
clone NNG-811, purified from hybridoma cell culture
N3040Necrostatin-7
≥98% (HPLC), powder
N31294-Nitrophenyl phosphate bis(cyclohexylammonium) salt
phosphatase substrate
N3136Naltrexone hydrochloride
N3139β-Nicotinamide adenine dinucleotide phosphate sodium salt hydrate
powder, BioReagent, suitable for cell culture
N3144Neomycin trisulfate salt hydrate
suitable for plant cell culture
N3162Anti-NBS1 (Nibrin) antibody produced in rabbit
affinity isolated antibody, buffered aqueous solution
N32544-Nitrophenyl phosphate di(tris) salt
phosphatase substrate
N3262NCTC 135 Medium
With L-glutamine, without sodium bicarbonate, powder, suitable for cell culture
N3279Monoclonal Anti-Nerve Growth Factor-β antibody produced in mouse
clone 25623, purified immunoglobulin, lyophilized powder
N3288(+)-Norfenfluramine hydrochloride
≥98% (HPLC), powder
N3289N2-Ethyl-2′-deoxyguanosine
≥98% (HPLC), solid
N3290NKH 477
≥98% (HPLC), powder
N3376Nicotinamide
≥98% (HPLC), powder
N33784-Nitrophenyl β-D-fuco­pyran­oside
≥98% (TLC)
N3385N-Nitroso-N-ethylurea
ISOPAC®
N3393Naphthol Blue Black
BioReagent, suitable for electrophoresis
N3398S-Nitroso-N-acetyl-DL-penicillamine
≥97%, powder
N3414NSC348884 hydrate
N3415Nifurtimox
≥98% (HPLC)
N3501β-Nicotinamide mononucleotide
≥95% (HPLC)
N3503Nystatin
≥4,400 units/mg
N3510Niclosamide
N35124-Nitrophenyl α-L-arabinopyranoside
arabinosidase substrate
N3518NZ Amine® Broth
Lambda bacteriophage growth medium
N3520Nutrient Mixture F-12 Ham
Kaighn′s Modification, with L-glutamine, without sodium bicarbonate, powder, suitable for cell culture
N3538Nateglinide
≥98% (HPLC), solid
N3539Nicorandil
≥98% (HPLC)
N36274-Nitrophenyl stearate
lipase substrate
N36284-Nitrophenyl α-L-fuco­pyran­oside
≥98% (TLC)
N36312-Naphthoxyacetic acid sodium salt
crystalline
N36414-Nitrophenyl α-L-arabinofuranoside
≥98% (TLC)
N3643NZCYM Broth
Powder microbial growth medium
N3665Pyrimidine Nucleoside Phosphorylase from Bacillus subtilis
recombinant, expressed in E. coli, ≥70 units/mg protein
N3755Nuclease micrococcal from Staphylococcus aureus
100-300 units/mg protein
N3762Neuromedin B
≥90% (HPLC)
N3785Nabilone
solid, ≥98% (HPLC)
N3786α(2→3,6,8,9) Neuraminidase from Arthrobacter ureafaciens
Proteomics Grade, suitable for MALDI-TOF MS
N3788Anti-Nap1 (N-terminal) antibody produced in rabbit
~1 mg/mL, affinity isolated antibody, buffered aqueous solution
N3790StableCell Ham′s F-12
With stable glutamine and sodium bicarbonate, liquid, sterile-filtered, suitable for cell culture
N3876(−)-Nicotine
≥99% (GC), liquid
N3877Potassium 4-nitrophenyl sulfate
sulfatase substrate

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