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Merck / Purospher
Purospher
Purospher® (U)HPLC columns, manufactured by Merck™ are based on high purity, metal-free silica for reliable separations of acidic, basic, and chelating compounds with excellent peak symmetry. The columns show outstanding batch-to-batch reproducibility, excellent separation efficiency and extended column lifetime.
Products
Price
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
500.0
Carbon Load:
18.5 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Semi-preparative Column
Endcapping:
non endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
10 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
2.0
pH Maximum:
7.5
Pressure Stability:
250 bar
Pore Size:
90 Å
Technology:
HPLC
Temperature Maximum [°C]:
60
USP Class:
L1
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
350.0
Carbon Load:
18.0 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Semi-preparative Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
10 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
2.0
pH Maximum:
7.5
Pressure Stability:
250 bar
Pore Size:
120 Å
Technology:
HPLC
Temperature Maximum [°C]:
65
USP Class:
L1
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
500.0
Carbon Load:
18.5 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Semi-preparative Column
Endcapping:
polar endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
10 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
2.0
pH Maximum:
7.5
Pressure Stability:
250 bar
Pore Size:
90 Å
Technology:
HPLC
Temperature Maximum [°C]:
65
USP Class:
L1
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
330.0
Carbon Load:
12.5 %
Delivery Time:
approx. 4 days
Chemistry:
Phenyl
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
1.5
pH Maximum:
10.5
Pore Size:
120 Å
Technology:
HPLC
USP Class:
L11
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
330.0
Carbon Load:
10.5 %
Delivery Time:
approx. 4 days
Chemistry:
C8 (RP-8, MOS, Octyl)
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
1.5
pH Maximum:
10.5
Pore Size:
120 Å
Technology:
HPLC
USP Class:
L7
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
350.0
Carbon Load:
18.0 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
2.0
pH Maximum:
7.5
Pressure Stability:
250 bar
Pore Size:
120 Å
Technology:
HPLC
Temperature Maximum [°C]:
65
USP Class:
L1
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
330.0
Carbon Load:
10.5 %
Delivery Time:
approx. 4 days
Chemistry:
C8 (RP-8, MOS, Octyl)
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
1.5
pH Maximum:
10.5
Pore Size:
120 Å
Technology:
HPLC
USP Class:
L7
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
330.0
Carbon Load:
17.0 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
1.5
pH Maximum:
10.5
Pore Size:
120 Å
Technology:
HPLC
USP Class:
L1
Product Type:
HPLC Cartridge Column
Bet Surface Area [m2/g]:
330.0
Carbon Load:
17.0 %
Delivery Time:
approx. 4 days
Chemistry:
C18 (RP-18, ODS, Octadecyl)
Column Type:
Analytical Column
Endcapping:
endcapped
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
pH Minimum:
1.5
pH Maximum:
10.5
Pore Size:
120 Å
Technology:
HPLC
USP Class:
L1
Product Type:
HPLC Cartridge Column
Delivery Time:
approx. 4 days
Chemistry:
Silica
Column Type:
Analytical Column
Manufacturer:
Merck
Hardware Type:
LiChroCART
Matrix:
Silica
Internal Diameter:
4.6 mm
Length:
125 mm
Particle Morphology:
spherical, fully porous
Pore Size:
90 Å
Technology:
HPLC
USP Class:
L3
Technical Data
| Phase-Name | Modification | Particle Size | Pore Size | End-capping | C-Content | USP | Surface | pH-Range | Tmax |
| Purospher® STAR RP-18 endcapped | C18 | 2, 3, 5 µm | 120 Å | + | 17% | L1 | 330 m2/g | 1.5‒10.5 | N/A |
| Purospher® RP-18 endcapped | C18 | 5 µm | 120 Å | + | 18% | L1 | 350 m2/g | 2.0‒8.0 | N/A |
| Purospher® RP-18 | C18 | 5 µm | 90 Å | + (Amino) | 18.5% | L1 | 500 m2/g | 2.0‒7.5 | N/A |
| Purospher® RP-18 HC | C18 | 5 µm | 90 Å | - | 18% | L1 | 470 m2/g | 2.0‒7.5 | N/A |
| Purospher® STAR RP-8 endcapped | C8 | 2, 3, 5 µm | 120 Å | + | 11.2% | L7 | 330 m2/g | 1.5‒10.5 | N/A |
| Purospher® STAR NH2 | Amino | 5 µm | 120 Å | - | 3.5% | L8 | 330 m2/g | 2.0‒7.5 | N/A |
| Purospher® STAR Si | - | 5 µm | 120 Å | - | - | L3 | 330 m2/g | N/A | N/A |
Downloads
Brochures
-
HPLC GC TLC Sample Preparation
Merck ChromBook Catalogue 2015
-
HPLC
Merck Purospher STAR Brochure
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