On-Site Service — Engineers in Your Country
For shortlisted RFQ suppliers, HydroChemix dispatches a chemical engineer to your site for a 15-day compatibility test, jar test pilot, and dosing optimization.
Available for buyers in 60+ countries. Service cost can be credited against first PO above USD 20,000.
1. The 15-Day On-Site Compatibility Test — Workflow
Sample shipment + buyer lab jar test + baseline data
Engineer arrives + dosing system setup + safety induction
Pilot reactor commissioning + side-by-side comparison
Daily water testing + dose curve + cost-benefit analysis
Comprehensive test report + buyer sign-off + RFQ submission
2. Service Tiers
Basic — Jar Test at Buyer Lab
5–7 days · Remote
For buyers who have their own lab: we ship 50 kg samples + detailed testing protocol. Buyer’s chemists run jar tests and share data via email/WhatsApp. Our engineer reviews results and recommends optimal grade + dose remotely.
- 5 kg sample × 3 candidate grades
- Bilingual protocol (EN + local language on request)
- 1 round of remote dose optimization
- Written recommendation report
Cost: USD 0 (sample free) + USD 500 shipping
Standard — Engineer On-Site, 15 Days
15 days · On-site
For shortlisted buyers: our engineer arrives at your plant, performs pilot trial in your actual water, optimizes dose, and produces a sign-off report.
- Pre-shipped 50 kg candidate samples
- Engineer’s full working day on-site
- Daily water quality testing
- Pilot reactor commissioning (provided)
- Final report + commercial recommendation
Cost: USD 3,000–8,000 (depends on country & visa). Creditable against first PO > USD 20,000.
Premium — Engineer + Lab Specialist, 30 Days
30 days · On-site + lab
For complex / multi-stage projects: senior engineer + lab specialist dispatched for one month. Includes full process audit, multi-product trial, and operator training.
- All Standard tier deliverables
- Process audit + improvement recommendations
- Multi-product trial (PAC + PAM + specialty)
- Operator training (4–8 hours, bilingual)
- 30-day follow-up support (WhatsApp + email)
Cost: USD 8,000–18,000. Creditable against first PO > USD 50,000.
Custom — Tailored Scope
By negotiation
For long-term contracts and joint ventures: scope, duration, and deliverables are jointly defined. Typical examples: 90-day commissioning support, 6-month performance monitoring, or embedded engineer on retainer.
Contact us to discuss your specific requirement.
3. Equipment Brought On-Site
Jar Test Apparatus
6-station, 0–300 rpm, programmable
Portable Turbidity Meter
0–1000 NTU, EPA-approved method
pH & Conductivity Meter
Multi-parameter, waterproof
COD Reactor
Hach-compatible, 0–1500 mg/L
Peristaltic Dosing Pumps
0.1–100 mL/min, multi-channel
Residual Chlorine Test
DPD method, 0–5 mg/L
Temperature Probe
-10 to 110°C, ±0.1°C
Safety PPE Kit
Lab coats, gloves, goggles, respirator
4. Buyer-Side Requirements
| Item | Basic | Standard | Premium |
|---|---|---|---|
| Visa / work permit for engineer | Not required (remote) | Buyer arranges | Buyer arranges |
| Local accommodation & meals | Not required | Buyer provides OR we arrange (USD 80–150/day) | Buyer provides OR we arrange |
| Plant safety induction | Not required | Buyer provides on Day 1 | Buyer provides on Day 1 |
| Local PPE compliance | Not required | Buyer provides if more stringent than Chinese standard | Buyer provides |
| Access to raw & treated water | Buyer’s lab | Buyer’s full-scale plant | Buyer’s plant + lab |
| Wastewater discharge permit | Not required | Buyer arranges for pilot trial effluent | Buyer arranges |
| Translator (if needed) | English in report | English; on-site translator if non-English country | Bilingual translator throughout |
| Travel insurance | N/A | Buyer provides OR engineer arranges (~USD 200) | Same |
2. Track Record — Recent On-Site Tests
| Date | Country | Industry | Outcome |
|---|---|---|---|
| 2025-Q4 | UAE | Oil refinery wastewater | PAC + heavy metal capture agent — 78% COD removal, heavy metals < 1 ppm; first PO signed for 24-month supply |
| 2025-Q3 | Indonesia | Coal mining tailings | APAM + PAC — 95% TSS removal, 80% water recovery; signed 2-year contract |
| 2025-Q2 | Egypt | Municipal drinking water | PAC + TCCA — turbidity 0.8 NTU, free chlorine 0.5 mg/L; 3-year supply contract |
| 2025-Q1 | Chile | Copper mining process water | APAM + PFS — settling rate +40%; first PO 1,200 MT |
| 2024-Q4 | Vietnam | Textile dyeing effluent | PAC + CPAM + decolorant — color removal 90%, COD 70%; ongoing 6-month supply |
Ready to Schedule Your On-Site Test?
Tell us your project location, water parameters, and target timeline. We will confirm engineer availability within 48 hours.
Upload Water Report →
Submit RFQ →
Email: sales@hydrochemix.com · WhatsApp: +86 138 0013 8000