Sample Preparation

Sample Preparation

Phase Show all Phase
P/N: 00520-20042
Regular price $70.00 USD
Sale price $70.00 USD
Regular price
Unit price
per 
Welchrom Alumina-B is the alkaline alumina SPE adsorbent made by solving acidized alumina with alkaline solution. The surface is negatively charged and has a function similar to the exchange of cat...
P/N: 00520-20041
Regular price $90.00 USD
Sale price $90.00 USD
Regular price
Unit price
per 
Welchrom Alumina-B is the alkaline alumina SPE adsorbent made by solving acidized alumina with alkaline solution. The surface is negatively charged and has a function similar to the exchange of cat...
P/N: 00520-20137
Regular price $220.00 USD
Sale price $220.00 USD
Regular price
Unit price
per 
Welchrom Alumina-B is the alkaline alumina SPE adsorbent made by solving acidized alumina with alkaline solution. The surface is negatively charged and has a function similar to the exchange of cat...
P/N: 00520-20073
Regular price $80.00 USD
Sale price $80.00 USD
Regular price
Unit price
per 
Welchrom Alumina-B is the alkaline alumina SPE adsorbent made by solving acidized alumina with alkaline solution. The surface is negatively charged and has a function similar to the exchange of cat...
P/N: 00520-20080
Regular price $90.00 USD
Sale price $90.00 USD
Regular price
Unit price
per 
Welchrom Alumina-B is the alkaline alumina SPE adsorbent made by solving acidized alumina with alkaline solution. The surface is negatively charged and has a function similar to the exchange of cat...
P/N: 00519-20001
Regular price $100.00 USD
Sale price $100.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20002
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20003
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20004
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20005
Regular price $70.00 USD
Sale price $70.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20068
Regular price $80.00 USD
Sale price $80.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20014
Regular price $40.00 USD
Sale price $40.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20006
Regular price $40.00 USD
Sale price $40.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20007
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20116
Regular price $90.00 USD
Sale price $90.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20036
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20075
Regular price $40.00 USD
Sale price $40.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20008
Regular price $50.00 USD
Sale price $50.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20042
Regular price $60.00 USD
Sale price $60.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20041
Regular price $80.00 USD
Sale price $80.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00519-20137
Regular price $120.00 USD
Sale price $120.00 USD
Regular price
Unit price
per 
Welchrom Alumina-A is an alumina solid phase extraction adsorbent with an acidic surface (pH-4.5) It has a particle size of 50-200µm and can be used as a strong polar adsorbent and a medium cation ...
P/N: 00551-20007
Regular price $30.00 USD
Sale price $30.00 USD
Regular price
Unit price
per 
Welchrom Na₂SO₄ material is comprised of highly pure anhydrous sodium sulfate, featuring dehydrating properties that effectively eliminate interference from moisture in the sample. Its cleanliness ...
P/N: 00551-20036
Regular price $40.00 USD
Sale price $40.00 USD
Regular price
Unit price
per 
Welchrom Na₂SO₄ material is comprised of highly pure anhydrous sodium sulfate, featuring dehydrating properties that effectively eliminate interference from moisture in the sample. Its cleanliness ...
P/N: 00551-20117
Regular price $100.00 USD
Sale price $100.00 USD
Regular price
Unit price
per 
Welchrom Na₂SO₄ material is comprised of highly pure anhydrous sodium sulfate, featuring dehydrating properties that effectively eliminate interference from moisture in the sample. Its cleanliness ...