anionic-surfactants - anionic-surfactants Manufacturer Supplier Exporter

United States Pharmacopeia (USP) Reference Standard
ULTROL? Grade, ≥99% dry basis (titration), zwitterionic buffer useful in pH range 5.5-6.5
technical, ≥87% (fatty acid)
technical grade
suitable for, BioPerformance Certified, 1?M, suitable for cell culture
suitable for ion pair chromatography, LiChropur?, ≥99.0% (T)
ReagentPlus?, ≥99%
purum, 4.5-6% Al basis
plate size 96?wells, without condensation rings
plate size 1536?wells, without condensation rings
Pharmaceutical Secondary Standard
nominal diameter × O.D. × H 250?mm × 320?mm × 115?mm, with knob lid
nominal diameter × O.D. × H 200?mm × 270?mm × 93?mm, with knob lid
nominal diameter × O.D. × H 150?mm × 215?mm × 78?mm, with knob lid
Multi-Compendial
low moisture content, ≥99% (titration)
IgG fraction of antiserum, buffered aqueous solution
for tenside tests
for synthesis
for surfactant tests
for ion pair chromatography LiChropur?
for 5 L buckets
for 10L buckets
Certified Reference Material
BioXtra, ≥98.5% (GC)
BioUltra, for molecular biology, 0.5?M in H2O
BioReagent, for molecular biology, suitable for electrophoresis
BioPerformance Certified, 1?M, suitable for cell culture
average Mw ~52,000, average Mn ~7,000
average Mw ~18,000, average Mn ~2,500
AldrichCPR
>99.0%(T)
99%+
99%
≥99%
≥98.5% (GC)
>98.0%(T)(HPLC)
>98.0%(T)
>98.0%(N)
>98.0%(GC)
≥98.0% (T)
98%+
≥98% (TLC)
≥98% (non-aqueous titration)
98%
>97.0%(T)
96%
95%
>90.0%(GC)(T)
>85.0%(T)
80% aqueous Solution
80%
70?wt. % in isopropanol
40?wt. % in H2O
~30% in H2O (T)