Solvent Center

Semi-Bulk Packaging and Dispensing


Sigma-Aldrich offers a variety of packaging options for those applications when individual bottles are not practical. With larger volumes of solvents, safe and proper dispensing methods are essential.

View our Complete List of Semi-Bulk Solvent Packaging Options, Drum Accessories, and Aldrich VerSA-Flow™ Dispensers.

Carbon Steel Flex-Spout Can
Carbon Steel Can with NPT Threads
VerSA-Flow™
NOWPak® Containers
Drums
Packaging Specifications



Carbon Steel Flex-Spout Can
View products available in Flex-Spout Cans

Solid carbon steel design comes with a convenient built-in spout for easy dispensing. Ideal for use with many of our ACS, Reagent and Histological Grade Solvents.

  • 20 Liter capacity
  • Polyethylene Flex-Spout
  • UN and DOT approved UN1A1/X1.4/250
  • 36.35cm H 27.94cm D


Dispensing Methods
Pouring - Comes with built-in one-piece self-venting polyethylene spout for easy pouring.

Pumping
Flex-Spout Pump (Z557803)
This Rieke pump is for dispensing solvents and non-corrosive liquids. The self-venting design eliminates a need for an air vent opening. Pump includes a plastic Flex-Spout mounting cap and a stabilizing metal strap for mounting to Sigma-Aldrich 20L Flex-Spout cans. Dispenses ~100mL per stroke.

 





Carbon Steel Pump (Z555363)
High quality, FM Approved pump with grounding wires and clamps makes for the safe dispensing of solvents and non-corrosive liquids. Pump includes a set of cap adapters for mounting to various cans including the Sigma-Aldrich 20L Flex-Spout can. Dispenses ~100mL per stroke.

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Carbon Steel Can with NPT Threads
View products available in NPT Threaded Cans

Solid carbon steel design incorporates a 2" and 3/4" NPT thread for the dispensing of our ACS, Reagent and Histological Grade Solvents.

  • 20 Liter capacity
  • UN and DOT approved UN1A1/X1.4/250
  • 36.35cm H x 27.94cm D


Dispensing Methods
Pouring
Pump N' Pour Adapter (Z557757)
Threaded 2" NPT polypropylene adapter allows for the pouring of solvents directly from the container. Comes with o-ring cap for tight closure when not in use. See AL-222 for instructions on installation.

Pour Spout (Z511870)
Low-density polyethylene spout fits over the can’s 2" NPT opening.

Faucet
Brass faucet (Z160482) Self-closing, FM approved, fits 3/4" NPT thread
Self-venting PP faucet (Z168149) fits 3/4" NPT thread

Pumping
VerSA-Flow Tapper (Z529060)

Simple and convienent pumping action pressurizes container for continuous flow.

  • PTFE solvent pick-up tube and On/Off spigot
  • HDPE body and piston with PTFE wiper
 

Flex-Spout Pump (Z557803)

This Rieke pump is for dispensing solvents and non-corrosive liquids. The self-venting design eliminates a need for an air vent opening. Dispenses ~100mL per stroke. For tight seal, use in conjunction with Flex-Spout NPT Adapter (Z557811)

Carbon Steel Pump (Z555363)

High quality, FM approved pump with grounding wires and clamps makes for the safe dispensing of solvents and non-corrosive liquids. Carbon Steel Pump Adapter (Z562254) is required for use with Sigma-Aldrich 20L NPT can with 2 inch bung (FM approved). Dispenses ~100mL per stroke.

 


Pressure Transferring
VerSA-Flow Economy Pressure Delivery Cap (Z529028)

Solid PBT machined body with two tubing ports.

  • Flow rate ~1L/min. at 4psi.
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
  • Use at <5psi max.
VerSA-Flow Low-Flow Pressure Delivery Cap (Z545732)

Two-piece, PBT cap permits its removal without disconnecting solvent and gas lines when changing containers.

  • Flow rate ~1L/min. at 4psi.
  • Four 1/4 in. NPT threaded holes with plugs permit the solvent lines, liquid-level indicator, vent line, or sparge/delivery tube assemblies
  • Built-in pressure-relief valve automatically vents in case of excessive pressure (5 psi max.).
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
VerSA-Flow High-Flow Pressure Delivery Cap (Z545791)

Two-piece, PBT cap permits the removal of the cap without disconnecting solvent and gas lines when changing containers.

  • Flow rate: ~5 to 6 L/min @ 4 psi
  • Built-in pressure-relief valve vents automatically in case of excessive pressure (10 psi max.)
  • Includes 8 ft x 3/8 in. I.D. FEP
  • PTFE On/Off spigot

See AL-210 for all VerSA-Flow instructions, installation, and additional dispensing need options.



Accessories
Plug Wrench (Z219290)
Nonsparking bronze alloy. Fits most bung patterns.



Flexible bonding wire (Z197866)
Prevents sparking of static electricity generated by the transfer of flammable liquids. 3ft. L with 2 copper alligator clips.

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VerSA-Flow™
VerSA-Flow™ Container
View products available in VerSA-Flow Containers

This 18L HDPE liner with metal overpack can is used for many of our ACS, CHROMASOLV® for HPLC, Reagent grade and Mobile Phase Solvent Blends. Easily configured to be used with HPLC analysis.

  • Double containment design for safe shipping and storage
  • Completely recyclable
  • Convenient for holding waste solvents when emptied
  • UN and DOT approved UN1A2/X50/S
  • 2 in. buttress thread
  • 41.28cm H x 29.85cm D

  Dispensing Methods
Pumping
VerSA-Flow Tapper (Z529060)

Simple and convienent pumping action pressurizes container for continuous flow.

  • PTFE solvent pick-up tube and On/Off spigot
  • HDPE body and piston with PTFE wiper
  • Requires (Z529036) Buttress Adapter
Pressure Transferring
VerSA-Flow Economy Pressure Delivery Cap (Z529028)

Solid PBT machined body with two tubing ports.

  • Flow rate ~1L/min. at 4psi.
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
  • Use at <5psi max.
  • Requires (Z529036) Buttress Adapter
VerSA-Flow Low-Flow Pressure Delivery Cap (Z543810)

Two-piece, PBT cap permits its removal without disconnecting solvent and gas lines when changing containers.

  • Flow rate ~1L/min. at 4psi.
  • Four 1/4 in. NPT threaded holes with plugs permit the solvent lines, liquid-level indicator, vent line, or sparge/delivery tube assemblies
  • Built-in pressure-relief valve automatically vents in case of excessive pressure (5 psi max.).
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
Low-Flow Pressure Delivery Cap Accessories

See AL-210 for all VerSA-Flow instructions, installation, and additional dispensing need options.

HPLC Tube Fittings (Z543853)
Use compressions fittings to connect directly to your HPLC instrument’s 1/8 in. tubing.

Liquid Level Indicator (Z543780)
316 SS, color-coded indicator wire for visual determination of solvent level inside the container

Sparge/Solvent delivery assembly (Z543829)
2 micron SS filter, 1/8 in. o.d. PFA tubing

Single hole metal cover with locking ring (Z553190)
Allows for a solid, locked cover to be used on the VerSA-Flow container while dispensing is in process.

 
VerSA-Flow High-Flow Pressure Delivery Cap (Z553182)

Two-piece, PBT cap permits the removal of the cap without disconnecting solvent and gas lines when changing containers.

  • Flow rate: ~5 to 6 L/min @ 4 psi
  • Built-in pressure-relief valve vents automatically in case of excessive pressure (10 psi max.)
  • Includes 8 ft x 3/8 in. I.D. FEP
  • PTFE On/Off spigot

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NOWPak® Containers
NOWPak Container Image

View products available in NOWPak® Containers

Both the 10L and 20L sizes incorporate a pre-cleaned, inert PFA liner, which is virtually compatible with all high-purity solvents. The NOWPak containers feature sturdy High-Density Polyethylene over packs providing secondary solvent containment during shipping, storage and handling. They are ideal for our CHROMASOLV® Solvent line including the Mobile Phase Solvent Blends used in HPLC analysis.

 

  • Secondary solvent containment design
  • Completely recyclable

 


Bottle/Packaging Specifications
Capacity Bottle Dimension
(H x D) cm
Closure Case Pack Case Pack Dimension
(L x W x H) cm
UN/DOT Rating
10L 33.24 x 22.95 63 mm 2 x 10L 48.26 x 25.40 x 37.47 4G/X42.8/S
20L 41.43 x 30.48 63 mm N/A N/A 1H1/Y1.9/100

  Dispensing Methods
Pumping
Cap Connector for 1/4 in. Tubing ND-LD-00 (Z560073)
Provides sealed solvent dispensing when used with pump or vacuum dispenser.
  • 1/4 in. tube elbow fitting
  • Removable FEP dip tube
  • 40 micron stainless steel filter cup
  • PTFE, FEP, PFA wetted materials
Cap Connector for 1/8 in. Tubing ND-LD-14 (Z560081)
Ideal for use with HPCL instrumentation where solvent sparging is not required.
  • 1/8 in. tube elbow fitting
  • Removable FEP dip tube
  • 40 micron stainless steel filter cup
  • PTFE, FEP, PFA wetted materials
Pressure Transferring
Pressure Dispenser Connector ND-LD-18 (Z560103)
Designed for closed systems pressure transfers of solvents.
  • 1/4 in. tube elbow fitting
  • Pressure rated blue gas line
  • 10psi pressure relief valve
  • Removable FEP dip tube
  • 40 micron stainless steel filter cup
  • PTFE, FEP, PFA wetted materials

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Drums
 

View products available in Drums

Sigma-Aldrich solvents are packaged in both HPDE lined and carbon steel drums for a limited offering of our ReagentPlus, ACS, CHROMASOLV and CHROMASOLV Blends.

If you are looking for additional solvents in drum quantities, please contact us at labessentials@sial.com.

Drum Specifications
  Drum Lining Dimension (HxD) cm Closure UN/DOT Rating
50L Composite HDPE 66.68 x 36.83 2" NPT UN6HA1/Y2.0/150
50L Closed Head Carbon steel 55.25 x 46.99 2" & 3/4" NPT UN1A1/X1.2/300
200L Composite HDPE 92.08 x 62.23 2" NPT UN6HA1/Y1.2/150
200L Closed Head Carbon Steel 88.27 x 58.42 2" & 3/4" NPT UN1A1/X1.5/300

Dispensing Methods

Pumping

Heavy-duty pump (Z200506)
High quality, 316 stainless steel construction with a PTFE diaphragm. Fits the 2" bung of both the 50L and 200L drum. Dispenses ~16oz of solvent per down stroke.
Pressure Transferring
VerSA-Flow Economy Pressure Delivery Cap (Z529028)

Solid PBT machined body with two tubing ports.

  • Flow rate ~1L/min. at 4psi.
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
  • Use at <5psi max.
VerSA-Flow Low-Flow Pressure Delivery Cap (Z545732)

Two-piece, PBT cap permits its removal without disconnecting solvent and gas lines when changing containers.

  • Flow rate ~1L/min. at 4psi.
  • Four 1/4 in. NPT threaded holes with plugs permit the solvent lines, liquid-level indicator, vent line, or sparge/delivery tube assemblies
  • Built-in pressure-relief valve automatically vents in case of excessive pressure (5 psi max.).
  • Includes 10 ft x 1/4 in. O.D. FEP™ tubing
VerSA-Flow High-Flow Pressure Delivery Cap (Z545791)

Two-piece, PBT cap permits the removal of the cap without disconnecting solvent and gas lines when changing containers.

  • Flow rate: ~5 to 6 L/min @ 4 psi
  • Built-in pressure-relief valve vents automatically in case of excessive pressure (10 psi max.)
  • Includes 8 ft x 3/8 in. I.D. FEP
  • PTFE On/Off spigot

See AL-210 for all VerSA-Flow instructions, installation, and additional dispensing need options.

 
Accessories
Drum level gauge (Z202096)
For gauging contents of drums draining in a horizontal position. Fits 3/4" NPT bung opening. Constructed of heavy gauge glass mounted in plated steel body with brass fitting. Buna-N® seals. Requires a 3/4" NPT safety drum faucet.
Brass faucet (Z160482)
Self-closing, FM approved, fits 3/4" NPT thread
Dual-action drum vent (Z197750)
Automatic pressure relief valve opens at 5 psi internal pressure. Vacuum relief is automatic and permits 4 gpm flow through a standard 3/4 in. faucet. HDPE with steel flange.

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