Riverside Solutions LLC

400 Palmyrita Ave • Riverside, CA 92507 • United States • Tel: 951 368 0367
PURCHASE ORDER
Vendor: Recycled Vinyls LLC.
825 S. Waukegan Rd.
Lake Forest, IL 60045
Mobile: 847.624.1880
PO Number: PO-2026-03-20
Date: March 20, 2026
Payment Terms: Prepayment
Delivery: F.O.B. Elk Grove, IL 60007
Item # Description Qty Unit Unit Price Total
1 HDPE Black Repro Pellet 42,000 lbs $0.35 $14,700.00
2 5
3
4
Subtotal:
Freight & Insurance (EXW):
TOTAL: $14,700.00

Special Instructions: Pickup location is Elk Grove, IL 60007. Material ready for pickup 3 days following prepayment. Material: HDPE, Form: Repro pellet, Color: Black, Melt: 8-11, Density: 0.95-0.96. Packaging: Gaylords. Freight: F.O.B. Elk Grove.

Authorized Buyer
Date
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GENERAL TERMS AND CONDITIONS OF PURCHASE
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TECHNICAL SPECIFICATION SHEET

Document Ref: TS-MG-2026-0517 • Rev. 03 • Date: February 24, 2026
1. Scope

This specification covers the technical requirements for carbon steel flanges, stainless steel pipe fittings, and associated valves for use in hydrocarbon processing service at the Cedar Bayou Refinery Expansion Project, Phase II.

2. Material Specifications
Reference Description Material Grade Size Pressure Rating Standard
FL-CS-6150 Weld Neck Flange ASTM A105 6" 150# RF ASME B16.5
FL-CS-6300 Weld Neck Flange ASTM A105 6" 300# RF ASME B16.5
FT-SS-4S40 90° Elbow LR ASTM A403 WP316L 4" Sch 40 ASME B16.9
FT-SS-4TEE Equal Tee ASTM A403 WP316L 4" Sch 40 ASME B16.9
VL-BL-4800 Ball Valve Full Port ASTM A351 CF8M 4" 800# (Class) API 608
GK-SW-4300 Spiral Wound Gasket SS316 / Flexible Graphite 4" 300# ASME B16.20
3. Testing & Certification Requirements
Requirement Standard Acceptance Criteria Documentation
Chemical Composition ASTM A751 Per material specification Mill Test Report (3.1)
Mechanical Properties ASTM A370 Per material specification Mill Test Report (3.1)
Hydrostatic Test ASME B16.34 1.5x rated pressure, 2 min hold Test Certificate
Dimensional Inspection ASME B16.5/B16.9 Within published tolerances Inspection Report
PMI (Positive Material ID) ASTM E1476 100% alloy items PMI Report w/ alloy readings
Visual & Surface Finish MSS-SP-6 No cracks, laps, seams QC Release Note
4. Marking & Traceability

All items shall be permanently marked per applicable ASME/ASTM standards with: manufacturer's name or trademark, material grade, heat number, size, pressure rating, and applicable standard. Each item shall be individually traceable to its original Mill Test Certificate.

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SUPPLIER / VENDOR ENROLLMENT FORM

Riverside Solutions LLC — Procurement Department

Complete all sections in full. Incomplete forms will be returned. Submit completed form with required attachments to: accountingdept@riversidesolutionsllc.com

Section A: Company Information
Legal Company Name:Recycled Vinyls LLC.
DBA / Trade Name:Recycled Vinyls
Street Address:825 S. Waukegan Rd.
City / State / ZIP:Lake Forest, IL 60045
Country:USA
Phone:847.624.1880
Website:
Year Established:
Number of Employees:
Section B: Tax & Registration
Tax ID / EIN / VAT Number:
DUNS Number:
State of Incorporation:
Business Type: ☐ Corporation ☐ LLC ☐ Partnership ☐ Sole Proprietor
Section C: Banking Information
Bank Name:
Bank Address:
Account Name:
Account Number:
Routing / SWIFT / IBAN:
Section D: Certifications

Check all that apply and attach copies:

☐ ISO 9001:2015    ☐ ISO 14001
☐ API Monogram    ☐ ASME Stamp
☐ PED 2014/68/EU    ☐ NACE MR0175
☐ Minority-Owned (MBE)    ☐ Women-Owned (WBE)
☐ Small Business (SBE)    ☐ Veteran-Owned (VOSB)
Authorized Representative (Print Name)
Signature & Date
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