Page 264 - Catalogue 2015

Cat. No. N-Palmitoyl-D-erythro-Sphingosylphosphorylcholine (Palmitoyl Sphingomyelin)
166080 For synthesis

Appearance White to off white powder Palmitic acid max. 1%
Identity (IR) Conforms to standard D-erythro-cis-sphingomyelin max. 1%
NMR H1 spectrum Conforms to structure Peroxide Value max. 2meq/Kg
NMR C13 Spectrum Conforms to structure Water (KF) max. 5%w/w
MS Spectra ESI+ Corresponds Heavy metals max. 0.002%
Purity (TLC) min. 98% Total viable aerobic count max. 100CFU/gr
Purity (HPLC) min. 98% Endotoxin activity max. 0.006EU/mg
Impurities by HPLC max. 2% Residual solvents Passes ICH requirements

Paraffin oil (light)

CAS [8012-95-1]; EC 232-384-2; D 0.85;

Cat. No. Paraffin oil (light)
161903 Meets EP/BP spec.

Appearance Clear colorless oily liquid Carbonisable substances Passes EP/BP test
Identification A Passes EP/BP test PAH Test 260-420nm Passes EP/BP test
Identification B Passes EP/BP test Solid Paraffin Passes EP/BP test
Identification C Passes EP/BP test Relative density (20°C) 0.810-0.875
Acidity or Alkalinity Passes EP/BP test Viscosity at 100°F (37.8°C) 65-90SUS

Cat. No. Paraffin oil (light)
161902 CP

Appearance Clear oil
Density (20/4°C) 0.81-0.88gr/ml

PBS Buffer 10X (sterile)

Synonym: Phosphate Buffered Saline
Composition: Sodium Chloride 1.37M , Potassium Chloride 0.027M , Phosphate 0.119M.

D 1.07;

Cat. No. PBS Buffer 10X (sterile)
162323
Molecular biology
Application:
Commonly used as biological buffer with a pH range of 6.2 to 7.8. Also used in Horsradish
peroxidase assay.

Appearance Clear colorless liquid DNase activity Not detected
pH of 1X Conc. (25°C) 7.35-7.45 RNase activity Not detected
Density of 1X conc (25°C) 1.00-1.01gr/ml Protease activity Not detected
Conductivity of 1X conc (25°C) 15-20mS/cm
pH of 10X Conc. (25°C) 6.5-6.9
Density of 10X Conc. (25°C) 1.05-1.09gr/ml

See also Molecular Biology section, p. 423-458