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Gold Nanobipyramids with Adsorbed Ligands

Gold Nanobipyramids with citrate, PEI, PSS, and other adsorbed ligands in water, PBS and other buffers
Part Number: A1B
Part Options: -(PEAK SPR)-(CAPPING AGENT)-(BUFFER)-(OD)-(VOL)-CS-EP
Example part number for a peak SPR at 780nm, citrate capping agent, in water, at 5mL, with sterilization certificate, no endotoxin purification would be: A1B-780-CIT-DIH-1-5-CS
Specification Table / COAs Capping Agents SDS/S&H/Tech Notes Additional Info
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Specification Table


Part # Center Diameter (nm) Length (nm) Peak SPR Wavelength (nm) NPS/ml Molarity (pM) Moles Molar Ext. (M-1cm-1) Size Dispersity %PDI
A1B-700 20 70 700 1.18E+11 2.00E+02 1.96E-13 5.09E+09 <10%
A1B-780 30 100 780 3.67E+10 6.10E+01 6.11E-14 1.64E+10 <10%
A1B-808 32 110 808 2.93E+10 4.90E+01 4.88E-14 2.05E+10 <10%
A1B-980 50 200 980 6.60E+09 1.10E+01 1.10E-14 9.09E+10 <10%


 

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Capping Agent Comparison


MW MW (g/mole) Zeta Charge (mV) Salt Resistant? Concentration Sensitive? Easy to adsorb Proteins? Easy to Thiolate? Shelf life at 4C
Citrate 192 -35 1.5mM  Yes  Yes  Yes 6 months
Nanopartz Carboxylic Acid 212 -30 15mM Less than Citrate Better than Citrate Better than Citrate years
PEI 100K 30 150mM No Yes Yes 6 months
PAA 10K -30 150mM No Yes Yes 6 months
PAH 10K 20 150mM No Yes Yes 6 months
PAA 40K -10 0.5M No Yes Yes 6 months
CTAB 364 35 0.5M Yes Yes No 6 months
BSA 66K -15 0.5M No No No 6 months

 

CIT (Citrate)
NPC (Nanopartz Carboxylic Acid
PEI (100K Polyethylenimine)
PAH (25K Polyallylamine hydrochloride)
PAA (10K Polyacrylic acid)
PVP (40K Polyvinylpyrrolidone)
BSA (Bovine Serum Albumin)
CTAB (Cetyltrimethylammonium bromide)
Tannic Acid
SDS
BARE (More than 75% direct gold surface available)
DIH (18MEG DD DI Water)
PBS (Phosphate Buffer Saline pH=7)
MES (pH=4.7)
SOBO (Sodium Borate pH=8.5)
TRIS (pH=7.2)
OD = Optical Density
1 OD = 0.05mg/mL Au
Price: $480.00