---
title: "Approvals Conformity Tests - Enviro Tech International, Inc."
description: "Review Enviro Tech International's list of process specification approvals and specification conformity tests for precision cleaning solvents used in critical aerospace, electronics, and industrial applications."
image: "https://envirotechint.com/wp-content/uploads/2022/04/ETI-Logo1v1.jpeg"
---

###### Specification & Conformity

## List of Process Specification Approvals & Specification Conformity Tests

Northrop Grumman, NGC141VA Rev. A, approved number NGC141VA3

GE Aircraft Engine Template: “Cleaner Test Requirements”

- ARP 1755B, Category 12\* – Organic Solvent Cleaner Stock Loss, Effect of Cleaning Agents on Aircraft Engine Materials Stock Loss Test Method
- ASTM F2111 – IGA (Intergranular Attack Inspection at 400x, Minimum)
- ASTM F519 – Type 1a Specimens Hydrogen Embrittlement
- Hot Corrosion
- ASTM F945; AMS 4911 and ASTM 4916 – Stress Corrosion Cracking
- Elemental Analysis

Boeing, BAC-5408, Vapor Degreasing

Boeing, PSD 6-77

GE Aircraft Engine Template: “Cleaner Test Requirements”

- ARP 1755B, Category 12\* – Organic Solvent Cleaner Stock Loss, Effect of Cleaning Agents on Aircraft Engine Materials Stock Loss Test Method
- ASTM F2111 – IGA (Intergranular Attack Inspection at 400x, Minimum)
- ASTM F519 – Type 1a Specimens Hydrogen Embrittlement
- Hot Corrosion
- ASTM F945; AMS 4911 and ASTM 4916 – Stress Corrosion Cracking
- Elemental Analysis

Lockheed Martin, EMAP G41.149, Version: 10- Vapor Degreasing Solvent

Lockheed Martin, STP-301, Process Specification Cleaning of Aluminum and Aluminum Alloys

Praxair, GS-38 – Guidelines for Oxygen Cleaning

Safran Landing Systems formerly Messier-Bugatti-Dowty: PCS-2620, Steels – Iron Based Alloys

- AASHTO TP2 – Modified Version, Now AASHTO T319
- ASTM 1856 – Recovery of Asphalt from Solution by Abson Method
- ASTM D2041 – Standard Test Method for Theoretical Maximum Specific Gravity and Density of Bituminous Paving Mixtures
- ASTM D2172 – Quantitative Extraction of Bitumen from Bituminous Paving Mixtures; has been exhaustively tested by the Federal Highway Authority as an alternative to hazardous chlorinated solvents.
- ASTM D5404 – Recovery of Asphalt from Solution Using the Rotavapor Apparatus
- Modified version of SHRP procedure
- ASTM D5444 – Gradation, Mechanical Size Analysis of Extracted Aggregate
- ASTM D6368-06 – standard specification for Vapor-Degreasing Grade and General Grade normal-Propyl Bromide
- AASHTO M320 – Standard Specification for Performance-Graded Asphalt Binder
- AASHTO T164, Asphalt Extraction Solvent
- AASHTO T319 – Quantitative Extraction and Recovery of Asphalt Binder from Hot Mix Asphalt (HMA)
- Florida Department of Transportation
- US Dept. of Transportation Federal Highways – Replacement for Trichloroethylene in Asphalt Testing

- AAI Engineering Support (Ft. Knox USA), – cleaning of M-1 and M-2 tank simulator PCBs
- Airbus / British Aerospace, ABR 9-0140 – Issue 5A Type 1 Non-Metallic Material Specification
- General Purpose Cleaning Solvent
- Airbus, 80-T-35-0014, Process Specification, Cleaning with Organic Solvents (Cold Cleaning Agents)
- Airbus, ABP 8-1294 Issue 9- Vapor Degreasing, Flush Cleaning, Immersion or Spraying, Cold Cleaning Solvent Immersion or SWAB / Wipe Type 3
- Air Liquide (France), – Cleaning Oxygen lines Anniston Army Depot, – cleaning of M1-A1 tank parts
- ASTM, D6368-06 – Stabilized n-Propyl Bromide for use in Vapor Degreasing
- ASTM, F 945 – Stress Corrosion of Titanium Alloys by Aircraft Maintenance Materials (Method A)
- Belgian Armed Forces
- Bell Helicopters, Process Engineering Order: BPS 4138 Revision E-2, Materials Bulletin 1918 – n-Propyl Bromide, Vapor Degreasing Grade
- BOC, PLM-02-02-BOC – Guidelines for Oxygen Cleaning
- BOC, Spec 399856, Doc # 50000810, Cleaning, Degreasing & Packaging for Oxygen Duty
- Boeing D6-17487 Revision L, – Exterior & General Cleaners & Liquid Waxes
- Boeing Military Aerospace, PS 12020 Revision Y – Vapor Degreasing Specification – allows use of EnSolv-5408 and EnSolv Spec 490 Stabilizer Booster in certain vapor degreasing applications on military aircraft such as the F-15, F-16 and F-18.
- Boeing, BAC 5408 – Vapor Degreasing
- Boeing, BMS 11-11 – Stabilized n-Propyl Bromide
- Boeing, D6-17487 Revision L – Exterior & General Cleaners & Liquid Waxes
- Boeing, HP9-25 Revision U- Degreasing, Apache Helicopter
- Boeing, PSD 6-62 – Process Specification Deviation to BAC 5408 – allows use of EnSolv-5408 and EnSolv Spec 490 Stabilizer Booster in certain vapor degreasing applications
- Bombardier, EMCM-001 (ASTM D6368) – n-Propyl Bromide, Aerospace Vapor Degreasing Grade Montreal Facility (5805320 SAP)
- Bombardier, P. Spec. 407 Issue 12 – Chemical & Electro-Chemical Treatment for metal parts
- Chilworth Technology, Flash Point Testing
- Corpus Christi Army Depot, Vapor degreasing GE & Pratt & Whitney engines for use on UH-60 and Blackhawk helicopters
- Delco Defense Systems Operations, – Vapor degreasing PCBs for thermal imaging systems
- Directory of Cleaning Agents for Oxygen Service produced by Compressed Gas Association
- Douglas Aircraft Company (now Boeing), CSD #1 – General Purpose Cleaner, test performed by SMI, Inc

o Effect on Painted Surfaces Test (ASTM F 502)
o Residue Test (ASTM F 485, passed AMS 4911 and AMS 4049)
o Sandwich Corrosion Test
o 2024-T3 Bare/Alodined per MIL-C-5541
o 2024-T3 Bare/Anodized per MIL-A-8625
o 2024-T3 Clad/Alodined per MIL-C-5541
o 2024-T3 Clad/Anodized per MIL-A-8625
o 7075-T6 Clad/Alodined per MIL-C-5541
o 7075-T6 Clad/Anodized per MIL-A-8625
o Immersion Corrosion Test (ASTM F 483)
o Cadmium Removal Test (per MIL-S-18729, ASTM F 1111)
o Hydrogen Embrittlement Test (ASTM F 519, Type 1C)

- EDF (Electricite de France) & GDF (Gaz de France)
- Embraer, NE40-012 REV.BP – Metallic Parts Cleaning
- Flash Point Tests – ASTM-D-56; ASTM-D-93; ISO 13736 :1997; BS2000 PART 170 1995
- Food & Drug Administration – Specifically for use as a carrier in food grade equipment
  lubricants, such as a chain lubricant in a food processing machine.
- GE Appendix F, Recommended Practice for Certifying Agent Approval of Cleaning Products
  Used on Metallic Jet Engine Hardware
- GE Specification D50TF8-S7, Temporary Marking Materials for Engine Parts
- General Motors, FID 950603 – Vapor Degreasing & Cold Cleaning
- Goodrich Aerospace, 5702ENSOLV5408
- Gulfstream Aerospace Corporation Material Process Specification per ENG-SOP-0274
  o Specification: GAMPS 4112 Revision B – Solvent Wipe Cleaning:
  o Standards: GAF14A – Individual Finish and Process Codes
  o Military Specification: A-A-59150A – Cleaning Compound, Solvent,
  Hydrofluoroether (HFE)
  o Military Specification: Mil-S-5002
  o ASTM D6368 – Standard Specification for Vapor Degreasing Solvents Based on
  normal-Propyl Bromide and Technical Grade Normal-Propyl Bromide,
  o SAE AMS 3819 – Cloths – Cleaning for Aircraft Primary and Secondary
  Structural Surfaces.
- IMP Aerospace (Canada) – Vapor degreasing of sub-assemblies on CP-140 Aurora anti-
  submarine aircraft and the Sikorsky Sea King helicopter
- Litton Guidance and Control, – Vapor degreasing PCBs for military space applications
- Lockheed Martin Supplier, # EXO109420963
- Lockheed Martin, EMAP G41.149, Version: 10- Vapor Degreasing Solvent
- Lockheed Martin, STP57-301, Rev. W- Process Specification Cleaning of Aluminum and Aluminum Alloys
- Military Specification, MIL P28809 – Printed Circuit Cleaning
- NASA White Sands Test Facility, – Solvent Removal Following Oxygen System Cleaning
- NASA, GOX – Mechanical Impact Testing
- NASA, LOX – Mechanical Impact Testing
- Naval Surface Warfare Center, – Cleaning sub-assemblies on the Mark 42, Mark 45 5″ guns and the old Mark 20 6″ guns
- Northrup Grumman PEI (Puerto Rico), – Vapor degreasing electronic components of torpedo warheads
- Pacific Aerospace and Electronics; Display Division, – Vapor degreasing of electromagnetic relays for Defense satellites
- Panasonic Mobile Communications
- Pratt & Whitney / United Technologies, PWA 36604 – Compatibility with PWA 407 Rubber
- Pratt & Whitney / United Technologies, PWA 36604 – Hot Corrosion Testing of Standard Gas Turbine Engine Alloys
- Praxair, GS-38 – Guidelines for Oxygen Cleaning
- SAE, AMS 1526B – Cleaner for Aircraft Exterior Surfaces Water-Miscible, Pressure-Spraying Type
- SAE, AMS 2644 – (Originally MIL-I-25135E Class: 1 & 1A) Class 1 Solvent Remover for NDT Penetrant Testing, Dept of the Air Force
- SAE, ARP 1176 – Oxygen System and Component Cleaning and Packaging
- SAE, ARP 1755B – Effect of Cleaning Agents on Aircraft Engine Materials Stock Loss Test Method
- Schneider Group (France)
  Solar Turbines, A
- Caterpillar Company, San Diego
- Turkish Air Force, – 1st Maintenance Supply Center
- United Defense LP, – Vapor Degreasing for sub-assemblies of the 5″-54 Mark 45 5″ Naval Guns
  US Coast Guard, – Cold flush cleaning of air conditioners on the Dolphin helicopter
- USAF– Cleaning PCBs on C-117 simulators

- ASTM D 56, Standard Method for Flash Point by Tag Closed Tester
- ASTM D6368-06, – standard specification for Vapor-Degreasing Grade and General Grade normal-Propyl Bromide
- ASTM F945-01, Stress-Corrosion of Titanium Alloys by Aircraft Engine materials (Method A)
- Boeing, BAC 5408- Vapor Degreasing
- Department of Transportation-State of Connecticut
- Department of Transportation-State of Georgia
- Lockheed Martin, EMAP
- G41.149, Version: 10- Vapor Degreasing Solvent
- Military Specification, MIL-T-81533A, MILITARY SPECIFICATION: TRICHLOROETHANE 1, 1, 1, (METHYL CHLOROFORM) INHIBITED, VAPOR DEGREASING (26 SEP 1967)
- Vector Aerospace, the use of Tech Kleen stabilized n-Propyl Bromide solvent as a replacement to Trichloroethylene

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