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Oil Soluble Zinc-Based H₂S Scavenger UBPro-446 for Oil & Gas Systems | China Suppliers & Factory
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Oil Soluble Zinc-Based H₂S Scavenger UBPro-446 for Oil & Gas Systems | China Suppliers & Factory

UBPro-446 is a premium oil-soluble zinc-based H2S scavenger, specifically designed for effective hydrogen sulfide removal in various applications such as pipelines, storage tanks, crude oil, and multiphase oilfield systems. As a leading product from a trusted supplier in China, our factory ensures consistent quality and performance, making UBPro-446 the ideal choice for industries seeking reliable and efficient solutions for H2S management
  • Water Solubility Insoluble
  • Specific gravity(20℃) 0.95-1.25
  • Flash point (℃) 65min

YouzhuCHEM · Product Data Sheet · H₂S Scavenger Series
UBPro-446
Oil-Soluble, Zinc-Based Hydrogen Sulfide Scavenger for Oilfield and Petrochemical Systems
Product No. UBPro-446
UBPro-446 is a high-performance, non-aqueous, zinc-based H₂S scavenger engineered for direct-injection deployment in oil and gas production environments. Formulated for hydrocarbon-phase compatibility, it delivers fast-acting and chemically efficient neutralization of hydrogen sulfide and mercaptans across a broad range of operational conditions—mitigating corrosion risk and enhancing system safety in sour service environments.
Non-Aqueous Phase Type
Zn²⁺ Active Scavenger Basis
5.5–8.0 pH (Neat)
24 Mo. Shelf Life

Key Benefits

Oil-Phase Solubility

Complete miscibility within hydrocarbon systems ensures thorough contact and treatment efficiency across liquid and multiphase flow streams.

High Reaction Efficiency

Achieves rapid, stoichiometrically favorable neutralization of both H₂S and mercaptans, minimizing breakthrough risk under variable loading conditions.

Wide Operational Flexibility

Maintains effective performance across a broad range of temperatures and pressures, compatible with diverse field configurations and production profiles.

Direct-Injection Ready

Low-viscosity liquid formulation enables seamless integration into existing chemical injection systems without additional modification or dilution steps.

Applications

01
Oil & Gas Production Systems Scavenging of H₂S from crude oil streams, associated gas phases, and multiphase flow lines at wellhead and downstream processing stages.
02
Produced Water Treatment Elimination of dissolved sulfides from produced water prior to surface discharge or subsurface reinjection, ensuring regulatory compliance and corrosion prevention.
03
Refining & Petrochemical Operations Protection of heat exchangers, distillation columns, and downstream process equipment from sulfide-induced corrosion in refinery service.
04
Oil-Based Drilling Mud Systems Suppression of sulfide ingress and contamination within oil-based mud formulations during drilling operations in sour formations.

Handling & PPE Requirements

UBPro-446 is classified as an industrial chemical and must be handled in accordance with applicable occupational health and safety regulations. All personnel involved in handling, transfer, or injection operations are required to wear appropriate personal protective equipment (PPE), including chemical-resistant gloves, eye protection, and where applicable, respiratory protective devices. Full handling protocols, exposure limits, first-aid measures, and emergency response procedures are specified in the Material Safety Data Sheet (MSDS), which must be reviewed prior to use and kept accessible at all times.
Physicochemical Properties
Appearance
Colorless to pale yellow viscous liquid
Water Solubility
Insoluble
pH (Neat)
5.5 – 8.0
Specific Gravity
0.95 – 1.25 (20 °C)
Phase
Non-aqueous (Oil-soluble)
100–250
ppm (w/v) · Typical Range

Optimal dosage is governed by in-situ H₂S concentration, volumetric flow rate, system temperature, and injection point configuration. Bench-scale or field pilot testing is recommended.

Packaging 55-gal drums / 1,000 L IBC totes
Storage Cool, dry, well-ventilated area; away from ignition sources. Keep containers sealed.
Shelf Life 24 months from manufacture date in original, unopened packaging.

Frequently Asked Questions

What is the primary application of UBPro-446?

UBPro-446 is primarily used for scavenging H₂S and mercaptans from crude oil streams, associated gas phases, multiphase flow lines, produced water treatment, refinery operations, and oil-based drilling mud systems.

What is the typical dosage range?

The typical dosage range is 100–250 ppm (w/v). The precise optimal dosage is determined by the in-situ H₂S concentration, system flow rate, temperature, and specific injection point configurations.

Is UBPro-446 soluble in water?

No, UBPro-446 is a non-aqueous, oil-soluble formulation and is insoluble in water. It is designed specifically for high miscibility and performance in hydrocarbon phases.

What are the storage requirements and shelf life?

It should be stored in a cool, dry, and well-ventilated area away from ignition sources with containers tightly sealed. It has a shelf life of 24 months from the manufacture date in its original, unopened packaging.

What packaging sizes are available?

UBPro-446 is supplied in either 55-gallon drums or 1,000 L IBC totes.

What PPE is required when handling this product?

All handling personnel must wear appropriate personal protective equipment (PPE), including chemical-resistant gloves, eye protection, and respiratory protective devices as detailed in the Material Safety Data Sheet (MSDS).

YouzhuCHEM Web: youzhuchem.com
Email: info@youzhuchem.com
Tel: +86 134 0853 6218
The information contained in this document is provided in good faith and is believed to be accurate at the time of publication. It does not constitute a specification or warranty. Users are responsible for confirming suitability for their intended application.
UBPro-446 · Product Data Sheet · Rev. A YouzhuCHEM · youzhuchem.com

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