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8181 products
Welchrom SCX, 5g/60mL, 10pcs/pk
P/N: 00512-11042
$350.00 USD
$350.00 USD
Welchrom SCX (Strong Cation Exchange SPE column) is a strong cation exchange extraction column based on silicone, which is bonded with a benzene sulfonate functional group. Its filler matrix silico...
Welchrom SCX, 60mg/3mL, 50pcs/pk
P/N: 00512-11009
$70.00 USD
$70.00 USD
Welchrom SCX (Strong Cation Exchange SPE column) is a strong cation exchange extraction column based on silicone, which is bonded with a benzene sulfonate functional group. Its filler matrix silico...
Welchrom SDD, 2g/12mL, 20pcs/pk
P/N: 00566-20008
$60.00 USD
$60.00 USD
Welchrom Sudan Red Column is a precursor-processing filler for the determination of Sudanese red dye in food developed according to the GB/T19681-2005 national standard method. Based on the mechani...
Welchrom SDD, 4g/12mL, 20pcs/pk
P/N: 00566-20095
$70.00 USD
$70.00 USD
Welchrom Sudan Red Column is a precursor-processing filler for the determination of Sudanese red dye in food developed according to the GB/T19681-2005 national standard method. Based on the mechani...
Welchrom SDD, 500mg/6mL, 30pcs/pk
P/N: 00566-20006
$50.00 USD
$50.00 USD
Welchrom Sudan Red Column is a precursor-processing filler for the determination of Sudanese red dye in food developed according to the GB/T19681-2005 national standard method. Based on the mechani...
Welchrom Silica, 100mg/1mL, 100pcs/pk
P/N: 00500-11001
$90.00 USD
$90.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 100mg/3mL, 50pcs/pk
P/N: 00500-11002
$60.00 USD
$60.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 10g/30mL, 10pcs/pk
P/N: 00500-11080
$80.00 USD
$80.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 10g/60mL, 10pcs/pk
P/N: 00500-11041
$90.00 USD
$90.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 150mg/3mL, 50pcs/pk
P/N: 00500-11003
$60.00 USD
$60.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 1g/12mL, 20pcs/pk
P/N: 00500-11075
$40.00 USD
$40.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 1g/6mL, 30pcs/pk
P/N: 00500-11007
$50.00 USD
$50.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 1g/6mL, 30pcs/pk, glass
P/N: 09500-11007
$140.00 USD
$140.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 200mg/ 6mL, 30pcs/pk
P/N: 00500-11014
$30.00 USD
$30.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 200mg/3mL, 50pcs/pk
P/N: 00500-11004
$60.00 USD
$60.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 20g/60mL, 10pcs/pk
P/N: 00500-11137
$150.00 USD
$150.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 2g/12mL, 20pcs/pk
P/N: 00500-11008
$50.00 USD
$50.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 2g/6mL, 30pcs/pk
P/N: 00500-11036
$60.00 USD
$60.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 40-63µm, 100g
P/N: 00500-11018
$72.00 USD
$72.00 USD
Welchrom series packing includes polymer-based packing materials, silica based packing materials, and inorganic sorbent. It can be used in SPE cartridge, QuEChERS method and Flash cartridges. The s...
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Welchrom Silica, 40-63µm, 10g
P/N: 00500-11017
$11.00 USD
$11.00 USD
Welchrom series packing includes polymer-based packing materials, silica based packing materials, and inorganic sorbent. It can be used in SPE cartridge, QuEChERS method and Flash cartridges. The s...
Welchrom Silica, 40-63µm, 1kg
P/N: 00500-11053
$480.00 USD
$480.00 USD
Welchrom series packing includes polymer-based packing materials, silica based packing materials, and inorganic sorbent. It can be used in SPE cartridge, QuEChERS method and Flash cartridges. The s...
Welchrom Silica, 500mg/3mL, 50pcs/pk
P/N: 00500-11005
$70.00 USD
$70.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 500mg/6mL, 30pcs/pk
P/N: 00500-11006
$40.00 USD
$40.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...
Welchrom Silica, 500mg/6mL, 30pcs/pk, glass
P/N: 09500-11006
$130.00 USD
$130.00 USD
Welchrom Silica is an unbonded active silica normal-phase adsorbent, which is weakly acidic and has strong polarity. The retention of target compounds is mainly achieved through hydrogen bonding. T...