INV Polypropylene
118 Huntsman Way, 75602, Longview, TX, United States
Visit website- Accredited standards
- 26
- A2LA certificate
- 1
- Site in our directory
- 1
What this lab is accredited for
Our reading of the A2LA scope: each standard once, with its official name where we have checked it.
Only this lab. Searches the 26 standard numbers and the 10 official names we hold. When no standard matches, it searches the method text of every scope line.
ASTM19
ASTM D256
ASTM D618
ASTM D638Standard Test Method for Tensile Properties of Plastics
ASTM D648
ASTM D785
ASTM D790Standard Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical Insulating Materials
ASTM D1003
ASTM D1238
ASTM D1525
ASTM D2240Standard Test Method for Rubber Property - Durometer Hardness
ASTM D3418
ASTM D3641
Show all 19
ASTM D3835
ASTM D4101
ASTM D5420
ASTM D5492
ASTM D5630
ASTM D6290
ASTM E313
ISO7
ISO 75-1Plastics - Determination of temperature of deflection under load - Part 1: General test method
ISO 179-1Plastics - Determination of Charpy impact properties - Part 1: Non-instrumented impact test
ISO 291Plastics - Standard atmospheres for conditioning and testing
ISO 294-1Plastics - Injection moulding of test specimens of thermoplastic materials - Part 1: General principles, and moulding of multipurpose and bar test specimens
ISO 306Plastics - Thermoplastic materials - Determination of Vicat softening temperature (VST)
ISO 1873-2Plastics - Polypropylene (PP) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties
ISO 3167Plastics - Multipurpose test specimens
21 CFR 177.1520; ASTM D256; ASTM D618; ISO 291; ASTM D638; ASTM D648 (Method B); ISO 75-1/-2; ASTM D785 (R Scale); ASTM D790; ASTM D1003; ASTM D1238; ASTM D1525; ISO 306; ASTM D3418; ASTM D3835; ASTM D4101; ASTM D3641; ISO 294-1/-3; ISO 1873-2; ISO 3167
ASTM D5420; ASTM D5492; ASTM D5630; ISO 179-1; ASTM D2240; ASTM D6290; ASTM E313
Read from the A2LA scope document we downloaded on 2026-03-14. Register refreshed 2026-11-06.
Scope as published by A2LA
3 lines
ISO/IEC 17025
Active1286.01
The scope document we hold says it is valid until 2027-02-28.
Accredited scope, certificate 1286.01
| Line | Method | Matrix | Range |
|---|---|---|---|
| 1 | 21 CFR 177.1520; ASTM D256; ASTM D618; ISO 291; ASTM D638; ASTM D648 (Method B); ISO 75-1/-2; ASTM D785 (R Scale); ASTM D790; ASTM D1003; ASTM D1238; ASTM D1525; ISO 306; ASTM D3418; ASTM D3835; ASTM D4101; ASTM D3641; ISO 294-1/-3; ISO 1873-2; ISO 3167 | plastics (polyolefins) | - |
| 2 | ASTM D5420; ASTM D5492; ASTM D5630; ISO 179-1; ASTM D2240; ASTM D6290; ASTM E313 | - | - |
| 3 | Extracted from the scope document; tables may not line up. View scope for the original. For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation.
Accredited Laboratory
A2LA has accredited
INV POLYPROPYLENE, LLC
Longview, TX
for technical competence in the field of
Mechanical Testing
This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017
General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates
technical competence for a defined scope and the operation of a laboratory quality management system
(refer to joint ISO-ILAC-IAF Communiqué dated April 2017).
Presented this 9th day of December 2024.
_______________________
Mr. Trace McInturff, Vice President, Accreditation Services
For the Accreditation Council
Certificate Number 1286.01
Valid to February 28, 2027 | ||
Ranges are reproduced from the accredited scope document as published, and only where we found that range printed in the document for the line. Otherwise the cell reads “See scope document”. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.
Location
Labs with overlapping accredited scope in United States
- Advanced Composites, Inc. Tennessee Facility - EngineeringNashville, TN · ~835 kmA2LAShares 1 accredited test methodASTM D256
- Advanced Composites, Inc. Tennessee Facility - Main PlantNashville, TN · ~835 kmA2LAShares 1 accredited test methodASTM D256
- Advanced Composites, Inc. Ohio Facility - EngineeringSidney, OH · ~1,281 kmA2LAShares 1 accredited test methodASTM D256
- Riverview Calibration Services,Belpre, OH · ~1,403 kmA2LAShares 1 accredited test methodASTM D256
- Applus Reliable AnalysisMadison Heights, MI · ~1,513 kmA2LAShares 1 accredited test methodASTM D256
Accreditation data refreshed from the A2LA register on .
This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.