Approval_Letter_851791_gas cylinder.pdf

In accordance with 40 CFR 264.12(b), Northland Environmental, LLC has the appropriate permits for, and will accept the material the generator is shipping as described in this profile.

Approval Type: Initial Approval

Date Approved: 8/4/2025

Expiration Date: 8/1/2026

Primary Facility: Northland Environmental LLC- (ESOL)

Profile Number: 2500030220

Pricing Confirmation (Disposal or Recycling/Reuse Only, unless specifically listed otherwise)*:

Waste Stream (Material): Refrigerant R-410A

*Pricing stated herein is based on the information provided in the profile, referenced above, and the pricing provided for this Material via a project specific quote or the customer’s current contract pricing. Environmental Energy and Insurance Fee (EEI), transportation, taxes and any other applicable fees are not included in the above rate.

We appreciate your interest in our company and we look forward to assisting you with the management of your material. To place an order, please contact our customer service department

Process Code: REC38

Notes:

Customer/Bill To: Generator:

All And Inclusive

PO BOX 161

KENNEBUNK, ME 04043-0161

MBTA Charlestown 21 Arlington Avenue Charlestown, MA 02129

Issuance of Profile Approval

2500030220 Revision #: 0

Docusign Envelope ID: 97C7F123-1815-4338-9DCB-FBC9219B0B95 clentini Highlight clentini Highlight clentini Highlight

Terms and Conditions:

CE may, but is under no obligation to inspect the Material to ensure compliance with the terms hereof. Non-conforming Material is defined as Material that, in the reasonable judgment of CE, does not meet the description and specifications set forth in the corresponding Profile or is otherwise not suitable for processing and/or treatment as intended per the Profile. If Material is determined by CE to be non-conforming Material, CE shall notify Customer which of the following options will be exercised by CE (i) reject the non-conforming Material and return it to Customer at Customer’s sole expense, (ii) require Customer to remove and dispose of the non- conforming Material at Customer's sole expense, or (iii) remove and dispose of the non-conforming Material in which case Customer shall pay CE all fees and expenses, including reasonable overhead, for such services with respect to the non-conforming Material. Title to all non-conforming Material shall remain with Customer.

CE cannot accept bio-hazardous, radioactive and/or substances controlled by the Drug Enforcement Administration (DEA) and the tender or delivery to CE of such items shall be a breach of these terms and conditions. Such shipments will be deemed non-conforming for which all costs, liabilities and penalties will be at the sole expense of the Customer.

Customer's tendering or delivering of the Materials contemplated hereby constitutes Customer’s acceptance of these terms and conditions unless a written agreement is executed by both parties related to the services.

Unless stated otherwise herein or via written agreement executed by both parties related to this service, pricing is valid for 30 days from date of this notification.

Issuance of Profile Approval

Customer/Bill To: Generator:

All And Inclusive

PO BOX 161

KENNEBUNK, ME 04043-0161

MBTA Charlestown 21 Arlington Avenue Charlestown, MA 02129

2500030220 Revision #: 0

Docusign Envelope ID: 97C7F123-1815-4338-9DCB-FBC9219B0B95 clentini Highlight clentini Highlight clentini Highlight

C: PHYSICAL CHARACTERISTICS OF MATERIAL (@70°F)

D: CHEMICAL COMPOSITION OF MATERIAL

Constituent Key Min Max UOM

DIFLUOROMETHANE = 50 %

E: ADDITIONAL INFORMATION:

A: GENERATOR INFORMATION MBTA Charlestown 262902 MAD981205363

EPA ID#: Name: GEN #:

Site Address: 21 Arlington Avenue City: Charlestown State : 02129MA Zip :

21 Arlington Avenue City: Charlestown State : 02129MA Zip : Mailing Address:

Contact: Christine Lentini Email: Phone: (617) 222-4616 Fax:

(877) 577-2669Manifest ER Phone #: Generator Subpart P: Yesþ No State ID#:

Generator Status: ¨ þLQG SQG VSQG/CESQG¨ NAICS code(s)(primary reporting first):

TSDF Approval List: ¨ Yes þ No Treatment/Disposal Restrictions:

¨Various Generator: Yesþ No

CUSTOMER/BILLING/BROKER INFORMATION Same as Generating Facility address:

Customer #: 19398

Customer Name: All And Inclusive Phone:

Address: PO BOX 161 State: MECity: KENNEBUNK Zip: 04043-0161

Contact: Fax:Email:

B: MATERIAL DESCRIPTION Common Name: Refrigerant R-410A

Generating Process (be specific): Discarding unused off spec

Form: W801 - Compressed gases of any type

Source: G11 - Discarding off-specification or out-of-date chemicals or products (unused chemicals or products - corresponds to P and U hazardous waste codes)

Origin: 1 - Generated on-site from a product process or service activity

Unused Commercial Product: þ Yes ¨ No Spill Residue: ¨ Yes þ No Loosepack: ¨ Yes þ No Lab Pack: ¨ Yes þ No

Generator has provided the following: ¨ Analysis ¨ Formulary þ SDS ¨ Sample

Layers: Physical State

¨ Multi-layered Solid %: 0

¨ Bi-Layered Sludge %: 0 þ Single Layered Free Liquid %: 0

Odor: þ None ¨ Mild ¨ Strong Description: none pH: þ N/A ¨ ≤2.0 ¨ >2.01-4.00 ¨ 4.01 - 10.00 ¨ 10.01-12.49 ¨ ≥12.5 Actual:

Liquid Flash Point: ¨ <73˚ F ¨ 73<100˚ F ¨ 100<140˚ F ¨ 140-200˚ F ¨ >200˚F þ None Actual: þ ˚C ¨ ˚F

BTU/lbs range: ¨ <2000 ¨ 2000-5000 ¨ >5001-10,000 ¨ >10,000 Boiling Point: ¨ ≤95˚ F ¨ >95˚ F

Constituent Key Min Max UOM

PENTAFLUOROETHANE = 50 %

PCB ¨ Yes þ No VOC (ppm) No selection TOC >10%

PCB TSCA Regulated ¨ Yes þ No Subject to Subpart CC: ¨ Yes þ No

PROFILE FORM

2500030220Profile #: 0Revision #:

Halogens %: 100%

Water %: 0 Pumpable: ¨ Yes þ No Color: clear

¨ Debris ¨ Monolith ¨ Powder þ Compressed Gas

Specific Gravity

(water=1, oil<1, sol >1)

Est. Actual N/A

Viscosity

(Low-water,Med-oil, High- Honey)

N/A

CHECK ALL THAT MAY APPLY: ¨ Ammonia ¨ Asbestos, Friable

¨ Asbestos, Non-friable ¨ APHIS Waste ¨ CERCLA

¨ Dioxins ¨ Dust Hazard ¨ Flammable Solid

¨ Infectious ¨ Medical (sharps,needles) ¨ Organic Peroxide

¨ Oxidizer ¨ Pesticide/Herbicide ¨ PFAS/PFOA

¨ phenolics ¨ Profile Subpart P ¨ PUSO

¨ Radioactive ¨ RCRA Debris

REACTIVITY:

¨ Cyanide Reactive ¨ Explosive

¨ Polymerizes ¨ Pyrophoric

¨ Reactive (Other)/Temp Sensitive

¨ Reactive Metals ¨ Shock Sensitive

¨ Sulfide Reactive ¨ Water Reactive

Others 0

Docusign Envelope ID: 97C7F123-1815-4338-9DCB-FBC9219B0B95 clentini Highlight clentini Highlight clentini Highlight clentini Highlight clentini Highlight

METALS: TCLP Limit (mg/l)

A b o ve

B el o w

N o t P re se n t

Range UOM

D004 Arsenic (As) 5.0 o o þ N/A None

D005 Barium (Ba) 100.0 o o þ N/A None

D006 Cadmium (Cd) 1.0 o o þ N/A None

D007 Chromium (Cr) 5.0 o o þ N/A None

D008 Lead (Pb) 5.0 o o þ N/A None

D009 Mercury (Hg) 0.2 o o þ N/A None

D010 Selenium (Se) 1.0 o o þ N/A None

D011 Silver (Ag) 5.0 o o þ N/A None

H: SHIPPING INFORMATION:

TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

Antimony (Sb) o o þ N/A None

Beryllium (Be) o o þ N/A None

Hexavalent Chrome (Cr+6) o o þ N/A None

Cobalt (Co) o o þ N/A None

Copper (Cu) o o þ N/A None

Nickel (Ni) o o þ N/A None

Thallium (TI) o o þ N/A None

Vanadium (V) o o þ N/A None

Zinc (Zn) o o þ N/A None

TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D029 1,1-Dichloroethylene 0.7 o o þ N/A None

D035 Methyl ethyl ketone 200.0 o o þ N/A None

D039 Tetrachloroethylene 0.7 o o þ N/A None

D040 Trichloroethylene 0.5 o o þ N/A None

D043 Vinyl Chloride 0.2 o o þ N/A None

VOLATILES: TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D018 Benzene 0.5 o o þ N/A None

D019 Carbon Tetrachloride 0.5 o o þ N/A None

D021 Chlorobenzene 100.0 o o þ N/A None

D022 Chloroform 6.0 o o þ N/A None

D028 1,2-Dichloroethane 0.5 o o þ N/A None

TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D016 2,4-D 10.0 o o þ N/A None

D017 2,4,5-TP (Silvex) 1.0 o o þ N/A None

D020 Chlordane 0.0 o o þ N/A None

D031 Hepachlor (& it's epoxides)

0.0 o o þ N/A None

PESTICIDE/HERBICIDES: TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D012 Endrin 0.0 o o þ N/A None

D013 Lindane 0.4 o o þ N/A None

D014 Methoxychlor 10.0 o o þ N/A None

D015 Toxaphene 0.5 o o þ N/A None

TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D033 Hexachlorobutadiene 0.5 o o þ N/A None

D034 Hexachloroethane 3.0 o o þ N/A None

D036 Nitrobenzene 2.0 o o þ N/A None

D037 Pentachlorophenol 100.0 o o þ N/A None

D038 Pyridine 5.0 o o þ N/A None

D041 2,4,5-Trichlorophenol 400.0 o o þ N/A None

D042 2,4,6-Trichlorophenol 2.0 o o þ N/A None

SEMI-VOLATILES: TCLP Limit (mg/l)

Ab ov e B el o w

N o t P re se n t

Range UOM

D023 o-Cresol 200.0 o o þ N/A None

D024 m-Cresol 200.0 o o þ N/A None

D025 p-Cresol 200.0 o o þ N/A None

D026 Cresol (Total) 200.0 o o þ N/A None

D027 1,4-Dichlorobenzene 7.5 o o þ N/A None

D030 2,4-Dinitrotoluene 0.1 o o þ N/A None

D032 Hexachlorobenzene 0.1 o o þ N/A None

G: REGULATED CONSTITUENTS: Check any regulated constituent above regulatory limit and note value. Check source(s) used :

Source(s): ¨ Analytical Generator Knowledge SDSþ ¨

F: USEPA / STATE / GENERATOR STATE WASTE

IDENTIFICATION:

Federal Universal Waste: ¨ Yes þ No EPA Exemption ref

EPA Waste Code(s): NONE

State Code(s): MA99,R015

State Regulated Waste: þ Yes ¨ No Generator State Universal Waste: ¨ Yes þ No WA Designation:

LANDFILL INFORMATION

This waste is a ¨ Waste water (TOC<1%, TSS<1%) þ Non-waste water

IDENTIFY ALL UHC's IN THIS WASTESTREAM :

Waste Subject to Land Disposal Restrictions (LDR)? yes No

US DOT DESCRIPTION: USE THE FULL BASIC DESCRIPTION ON THE BILL OF LADING OR HAZARDOUS WASTE MANIFEST INCLUDING TECHNICAL CONSTITUENTS.

UN3163, Liquefied gas, n.o.s., (Pentafluoroethane, Difluoromethane)), 2.2, ERG(126)

Docusign Envelope ID: 97C7F123-1815-4338-9DCB-FBC9219B0B95

Process Code(s):

Management Instructions/Comments:

GENERATOR CERTIFICATION

To the best of my knowledge and belief, I hereby warrant and represent that the information contained and submitted in the profile and all attached documents is true, accurate, and complete and that no material fact has been omitted as to make this misleading. I understand that others may rely on this inform ation in the handling and processing of the material described herein. By signing this profile, I am certifying that I am authorized to sign such documentation on behalf of the generator.

Profile Printout Authorized Signature

Authorized Signature

Profile Printout Authorized Printed Name

Authorized Printed Name

Profile Printout Title

Title

Profile Printout Date

Date

Shipping Frequency Average Shipment Quantity Weekly

Method of Shipment: ¨ Bulk Liquid ¨ Bulk Solid þ Container (type/size): CY

REC38

Docusign Envelope ID: 97C7F123-1815-4338-9DCB-FBC9219B0B95

Christine Lentini Manager of Hazardous Materials8/4/2025