85
pH (5%aqueous solution) 3.0 - 7.0
Sulfated ash% Max 0.05
Heavymetals (Pb) % Max 0.001
1%solidsw/v aq soln viscosity% 26 - 35
Nitrogen content (N) % 11.5 - 12.5
Vinyl pyrrolidone% Max 0.8
Water (KF) % Max 5.0
Product code:
C.A.S. :
516160100
9003-39-8
Polyvinyl pyrrolidone k-30
Laboratory Reagent
Avg.MW=40.000
(C H NO)n
6 9
100 gr
Absorptionmaximum inwater 517 - 523nm
Specific absorptivity Min 460
Loss on drying (at 110°C) % Max 10
Suitability for electrophorosis Passes test
Product code:
C.A.S. :
EINECS :
416190025
6226-79-5
228-319-2
MW=
Ponceau S
For Electrophoreise
C H N Na O S
760.56
22 12 4 4 13 4
25 gr
H315-H319-H335
P261-P280-P305-P351-P338-P304-P340-P405-P501A
H303
P312
Assay (T) % Min 99
DNases/RNases/Proteases Not detectable
Solubility (at 20 °C)
2530 g/L
pH (5%; H2Oat 20 °C) 7.5 - 8.5
Chloride (Cl) % Max 0.005
Nitrate (NO ) % Max 0.005
3
Sulfate (SO ) % Max 0.001
4
Arsenic (As) %
Max 0.0001
Calcium(Ca) % Max 0.001
Copper (Cu) %
Max 0.0001
Iron (Fe) % Max 0.0005
Sodium(Na) % Max 0.5
Lead (Pb) %
Max 0.0001
Zinc (Zn) % Max 0.005
Product code:
C.A.S. :
EINECS :
314690500
127-08-2
204-822-2
MW=
Potassium acetate
For Molecular Biology
CH .COOK
98.14
3
500 gr
MW=
Potassium acetate
Analytical Reagent
CH .COOK
98.14
3
Assay% Min 99
Insolublematter% Max 0.005
Reaction pH6.5 - 9.0
Chloride (Cl) % Max 0.001
Phosphate (PO ) % Max 0.001
4
Sulfate (SO ) % Max 0.002
4
Aluminium(Al) % Max 0.0005
Ammonium(NH ) % Max 0.0005
4
Calcium(Ca) % Max 0.002
Copper (Cu) % Max 0.0002
Iron (Fe) % Max 0.0005
Heavymetals (Pb) % Max 0.0005
Magnesium(Mg) % Max 0.002
Sodium(Na) % Max 0.03
Product code:
C.A.S. :
EINECS :
314600500
127-08-2
204-822-2
500 gr
H303
P312
Degree of polymerisation 1700 - 1800
Viscosity 25 - 32 cps
Hydrolysis (mole%) 98 - 99
Volatilematter % Max 5
Ash% Max 0.7
pH (0.2% inwater) 5 - 7
Product code:
C.A.S. :
516170500
9002-89-5
Polyvinyl alcohol
For Synthesis
(-C H O)n
2 4
500 gr
Melting point °C 17 23
Density (d20 d°C/4°C) 1.126 - 1.128
Refractive index n 20 °C/D About 1.469
Viscosity (at 20°C) 150 - 190mPas
Product code:
C.A.S. :
EINECS :
301610500
25322-68-3
203-473-3
Polyethyleneglycol 600
For Synthesis
MW=
HO(C H O)nH
570-630
2 4
500 ml
Appearance White to creamywhite, wax-like solid or flakes
Description White or creamywhitewax like solid or flakes
pHof 5%solution 4.5 - 7.5
Freezingpoint °C 53 58
Color of solution (20% inwater) Passes test
Arsenic (As) % Max 0.0003
Heavymetals (as Pb) % Max 0.0005
Sulfated ash% Max 0.1
Product code:
C.A.S. :
EINECS :
516400500
25322-68-3
203-473-3
Polyethyleneglycol 4000
For Synthesis
MW=
HO(C H O)nH
3500-4000
2 4
500 gr
Appearance White to creamywhite, wax-like solid or flakes
Description Whiteor creamywhitewax like solid or flakes
pHof 5%solution 4.5 - 7.5
Freezing point °C 56 60
Color of solution (20% inwater) Passes test
Arsenic (As) % Max 0.0003
Heavymetals (as Pb) % Max 0.0005
Sulfated ash% Max 0.1
Product code:
C.A.S. :
EINECS :
516600500
25322-68-3
203-473-3
Polyethyleneglycol 6000
For Synthesis
HO(C H O)nH MW=5000-7000
2 4
500 gr
