Page 80 - Catalogue 2015

Cat. No. Ammonium hydroxide solution
012505 AR

Appearance Clear colorless liquid Phosphate (PO4) max. 2ppm
Color (APHA) max. 10 Nitrate (NO3) max. 2ppm
Assay (T) 24-30%w/w Sulfate (SO4) max. 2ppm
Subs. reducing KMnO4 Passes test Heavy metals (as Pb) max. 0.5ppm
Carbon Dioxide max. 0.002% Iron (Fe) max. 0.2ppm
Chloride (Cl) max. 0.5ppm Residue after ignition max. 0.002%

Cat. No. Ammonium hydroxide solution Chloride (Cl) max. 1ppm
012503 Meets EP/BP spec. Heavy metals (as Pb) max. 1ppm
Iron (Fe) max. 0.25ppm
Identification A Passes EP/BP test Sulfate (SO4) max. 5ppm
Identification B Passes EP/BP test Oxidisable substances Passes EP/BP test
Identification C Passes EP/BP test A252nm (Pyridine & related max. 0.06AU
Appearance Clear colorless liquid subst.) max. 0.002%w/v
Assay (at filling) 25.0-30.0%w/w Residue after evaporation
Appearance of solution Clear colorless solution 24-30%w/w
Carbonate (CO3) max. 0.006%w/v Assay (T) max. 0.02AU
A260nm (1M) max. 0.02AU
Cat. No. Ammonium hydroxide solution A280nm (1M)
012524 DNA synthesis

Appearance Clear colorless liquid
Color (APHA) max. 10
Residue after evaporation max. 0.001%w/w
Subs. reducing KMnO4 Passes test

Ammonium persulfate

Synonym: APS, Ammonium peroxodisulfate, Ammonium peroxydisulfate

CAS [7727-54-0]; EC 231-786-5; HÏN¿OÏS¿; M 228.20

Danger H:272-302-315-317-319-334-335; P:210-221-285-305+351+338

Cat. No. Ammonium persulfate
010905 AR

Appearance White to pale yellow solid Iron (Fe) max. 0.001%
Assay min. 98%w/w Chloride & Chlorates max. 0.001%
Acidity max. 0.04meq/gr Insoluble matter max. 0.005%
Heavy metals (as Pb) max. 0.005% Residue after ignition max. 0.05%

Cat. No. Ammonium persulfate
010923 Molecular biology

Application: Catalyst for acrylamide gel polymerization.Generally used in conjunction with TEMED.

Appearance White to pale yellow solid Chloride & Chlorates max. 0.002%
Assay min. 98%w/w Sulphated ash max. 0.1%
Acidity at bottling (as H2SO4) max. 0.2% DNase activity Not detected
pH (5% in water) 1-4 RNase activity Not detected
Iron (Fe) max. 0.001% Protease activity Not detected
Heavy metals (as Pb) max. 0.005%