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Managing Hazardous Chemicals with a Custom Bulk Liquid Chemical Delivery System (BCDS) in Pharmaceutical Facilities
In pharmaceutical manufacturing, the safe and precise handling of hazardous etchants, volatile solvents, and reactive precursors is a foundational requirement. A Custom Bulk Liquid Chemical Delivery System (BCDS) is specifically engineered to manage these high-risk fluids, ensuring they are transported from bulk storage to the production floor without compromising sterile environments or personnel safety.
To meet the rigorous standards of “Pharmaceutical Grade” purity, Jewellok utilizes 316L electropolished stainless steel with a 5Ra internal finish. This mirror-like surface is critical for preventing “biofilm” buildup and metallic ion leaching, maintaining a zero-contamination fluid path. For aggressive acids, custom systems may integrate PFA-lined piping to ensure total chemical inertness and long-term structural integrity.
The “intelligence” of a custom BCDS lies in its automated safety infrastructure. Managed by a centralized PLC (Programmable Logic Controller), the system features secondary containment and high-sensitivity leak detection sensors. To handle volatile organic compounds, Nitrogen (N2) blanketing maintains an inert atmosphere, preventing oxidation or accidental combustion. By combining advanced metallurgy with smart monitoring, a custom BCDS allows pharmaceutical plants to achieve 99.9% uptime while strictly adhering to global safety and purity regulations.
Technical Data
| Model | JW-200L-CDM,JW-1000L-CDM |
| Special gas cabinet size | W2200*D1500*H2000(double drums)/W2990*D2100*H2000(double drums) |
| Control cabinet power supply | 220VAC, 50HZ, 0.5~3KW, leakage protection |
| Purge | PN2,SS316 1/2″SWG |
| Ultra-pure water | UPW, JIS 16A bonding |
| Compressed air | CDA,SS316 1/2″SWG |
| Waste outlet | Drain,PP DN20 Fusion Socket/Drain,PP DN25 Fusion Socket |
| Standard equipment | PP shell + transparent PVC observation window + PFA internal pipe valve, nitrogen purging, sampling, fully automatic acid supply, automatic switching of left and right barrels. The pump body has two uses and one backup. It can automatically switch the liquid supply operation according to the liquid level in the barrel. The touch screen can display the working status of each valve and the liquid supply status of the pipeline. Automatically cut off the fluid supply, early warning and alarm of the operating status of each part of the system, self-check and confirmation of multiple safety, simple system, and supports multiple languages, supports multiple signal inputs, code scanner, high-efficiency filter, door sensor Optional |
*Emergency manual operation panel
*High efficiency filter
*Door sensor
Speciality Chemicals Handled
HF- Hydrofluoric acid
HCL- Hydrochloric acid
H2O2- Hydrogen Peroxide
KOH- Potassium Hydroxide
HNO3- Nitric acid
NH4OH- Ammonium Hydroxide
H2SO4- Sulfuric acid
CDM and CDS Application:
Semiconductor
Photovoltaic
Solar energy
Liquid crystal panel
Optical fiber
Other production fields
Function Of CDM and CDS:
Chemical filtration
Chemical sampling
Chemical circulation
Chemical delivering






The CDS manages the automated transport of bulk chemicals from storage to the facility. Operators must monitor the non-contact level sensors via the HMI panel to track real-time consumption. The system utilizes automated changeover protocols; when a supply barrel is empty, the system will switch sources to maintain a bubble-free flow. Ensure all 316L electropolished piping connections are inspected during scheduled maintenance to prevent particle contamination.
The CDM handles precise blending and dilution at the point-of-use. Users must select the pre-programmed recipe control to automate the mixing of chemicals with DI water. Use the Valve Manifold Box (VMB) to isolate specific branch lines when servicing individual tools without halting the entire facility supply.
All units feature automatic leak detection and secondary containment. If an alarm sounds, the system will automatically trigger a safety shut-off. For organic solvents, ensure nitrogen blanketing is active to prevent oxidation and fire hazards.














