Sigma-Aldrich^® Chocolate Bottle Sweepstakes Official Rules

ONLY OPEN TO LEGAL RESIDENTS OF The United States, Canada, Mexico, Argentina, Australia, Brazil, Chile, Guatemala, India, Indonesia, Korea, Malaysia, New Zealand, and Singapore.  VOID WHERE PROHIBITED BY LAW. ENTRY IN THIS DRAWING CONSTITUTES YOUR ACCEPTANCE OF THESE OFFICIAL RULES.

1. SPONSOR: Sigma-Aldrich Corporation, 3050 Spruce Street, St. Louis, MO 63103, together with its affiliates.

2. BINDING AGREEMENT: By entering into the Drawing (as defined below), each person submitting or attempting to submit an entry (“Entrant” or “you”) agrees to be bound by these Official Rules (“Rules”) and the decisions of Sponsor, which are final and binding. Therefore, please read these Rules prior to entry to ensure you understand and agree. An Entrant may not submit an entry to the Drawing and is not eligible to receive the prizes described in these Rules unless the Entrant agrees to these Rules.

3. TERM: The entry period for Sigma-Aldrich® Chocolate Bottle Sweepstakes (“Drawing”) begins at 7:00 a.m. Eastern Standard Time on November 1, 2026 and ends at 11:59 p.m. Eastern Standard Time on December 18, 2026 (the “Promotion Period”). Sponsor is the official timekeeper for the Drawing. ENTRANTS ARE RESPONSIBLE FOR DETERMINING THE CORRESPONDING TIME ZONE IN THEIR RESPECTIVE JURISDICTION.

4. ELIGIBILITY: To be eligible for the Drawing, as of the start of the Drawing Period, Participants must have reached the age of majority in their place of residence, be at least eighteen (18) years old, and have access to the internet. Drawing is only open to residents of the United States. Drawing is void where prohibited by law.

The following individuals are not eligible to participate:

• Officials and employees of any local, state, provincial or federal or other government or government agency;
• Employees of the Sponsor or its affiliates and their immediate family and household members;
• Healthcare professionals (HCPs) and employees of healthcare organizations (HCOs); and
• Employees of academic institutions located in or providing services in Vermont.

If you are entering the Drawing on behalf of your employer, these Rules are binding on you, individually, and/or your company. If you are acting within the scope of your employment, as an employee, contractor, or agent of another party, you warrant that such party has full knowledge of your actions and has consented thereto. You further warrant that your actions do not violate your employer or company’s policies and procedures.

5. TO ENTER: To enter, complete a purchase valued at $250 USD or more (or of equal value in regional currency) before applicable taxes and shipping and handling on Sigma-Aldrich.com and submit the entry form  including your order number and contact information. Additional entries will be awarded for every additional $250 spent. Or, post a Tweet on X (formerly Twitter) from a public profile including: (a) Why you would like a Sigma-Aldrich® Chocolate Bottle (b) #SigmaAldrichChocolate and (c) a tag to the X account "@MilliporeSigma”. No limit to the number of entries during the promotion period. Sponsor is not and will not be liable or responsible for lost, late, misdirected, damaged, illegible, or incorrect entries. ODDS OF WINNING DEPEND ON THE NUMBER OF ELIGIBLE ENTRIES.

All entries via X must comply with X Terms of Use available at https://x.com/en/tos. All entries must be received on or before the end of the Promotion Period.

All entries via X will be deemed made by the authorized account holder of the X account used to submit the entry, and the potential winner may be required to show proof of being the authorized account holder for that X account. The “authorized account holder” is the natural person assigned to the X account by the e-mail administrator at the time of account creation.

All other entries will be deemed made by the entity represented by the authorized account holder of the e-mail account used to submit the entry, and the potential winner may be required to show proof that its employee, contractor or agent is the authorized account holder for that e-mail account. The “authorized account holder” is the natural person assigned to the e-mail account by the e-mail administrator at the time of account creation. Entries become the sole property of the Sponsor.

6. SUBMISSION REQUIREMENTS: All entries must be original to Entrant and must not infringe any third-party proprietary rights, intellectual property rights, industrial property rights, personal or moral rights or any other rights, including without limitation, copyright, trademark, patent, trade secret or confidentiality obligations, or otherwise violate applicable laws. No trademarks, logos, company names or advertising of third parties are allowed unless expressly permitted by the Sponsor. Content may not be offensive or defamatory, as determined by the Sponsor in its sole discretion. In addition to all other rights contained herein, the Sponsor reserves the right, in its sole discretion, to reject and/or disqualify any entries (in whole or in part) that the Sponsor deems, in its sole discretion, to be threatening, abusive, harassing, offensive, obscene, defamatory, libelous, hateful, embarrassing to another person or entity, profane, discriminatory, false, misleading or deceptive, invasive of another’s privacy, tortious, or that promote illegal behavior, or otherwise are inconsistent with its editorial standards or reputational interests, or that the Sponsor believes may violate any applicable law or regulation, these Rules or the rights of any third party. Entrant shall indemnify, defend and hold harmless Sponsor, its affiliates and its and their directors, officers and employees (each an “Indemnified Party”) from against all claims, actions, liabilities, losses, demands, damages, fines, penalties, costs and expenses (including, without limitation, attorneys’ fees), arising from any third party claim to which any Indemnified Party is or may become subject insofar as they are based upon, arise out of or are alleged or claimed to arise out of or in connection with the infringement of any intellectual property or other proprietary rights of any third party.

7. ELECTRONIC COMMUNICATIONS: By submitting your entry, you agree to communicate for the purpose of this Drawing with Sponsor electronically. By agreeing to do business electronically, you (i) agree that your consent to these Rules is a binding form of your electronic signature, which you agree binds you to these Rules, (ii) represent that you have Internet access and a valid email address enabling your access to information pertaining to the Drawing online and to receive communications and documents electronically, and (iii) represent that you have a printer or other device to print or otherwise save communications and documents including, without limitation, these Rules and that you have, in fact, printed or otherwise saved a copy of these Rules for your records. This consent is effective unless and until you withdraw it. You may withdraw your consent to electronic communication and delivery of documents, update your contact information, or request a free paper copy of these Rules at any time by contacting us as set forth in these Rules. We will send you a confirmation notice once we have processed your change request.

6. WINNER SELECTION AND NOTIFICATION: Ten (10) winners will be selected on or about November 10th, 2025. Potential winners will be notified by (i) e-mail at the e-mail address or by phone at the phone number specified at the time of entry or (ii) via direct message on X to the winner’s X account. Potential winner must respond by return e-mail or phone call or X direct message (as applicable) and accept the prize on or before January 11th, 2027. If the potential winner does not accept the prize on or before this time, the original potential winner shall be deemed to have forfeited the prize and the Sponsor shall conduct another random drawing to select another winner. If you are selected as a potential winner of a prize, you may be required to sign an affidavit and release in order to receive your prize.

7. PRIZE: Ten (10) winners will be selected. The prize is a custom Sigma-Aldrich® Bottle of Chocolates. Approximate retail value (“ARV”) of $10. Prize is not transferable and must be accepted as awarded, with no substitutions of any kind, except by the Sponsor, which reserves the right to substitute the prize (or portion thereof) with one of comparable or greater value, at its sole discretion. All federal, state, and local taxes, as well as any other costs and expenses associated with prize acceptance and use not specified herein as being provided are the potential winner’s responsibility. All prize details are at the Sponsor’s sole discretion. Where feasible each prize comes with the standard warranty as described in the prize documentation. Sponsor makes no other warranties or representations whatsoever relative to the quality, conditions, fitness or merchantability of any aspects of the prize that is awarded. Sponsor shall be responsible for shipping and handling charges related to delivery of the prize. Swiss Delice, its affiliates and subsidiaries are not sponsors of this Drawing.

8. INTELLECTUAL PROPERTY RIGHTS / PUBLICITY: As a condition of submitting an entry, you grant to the Sponsor and its affiliates, subsidiaries, licensees and assigns, an irrevocable, perpetual, non-exclusive and royalty-free right to use, reproduce, edit, display, transmit, prepare derivative works of, modify, publish and otherwise make use of your entry for solely for its internal purposes. In addition, you grant to the Sponsor and its affiliates, subsidiaries, licensees and assigns, an irrevocable, perpetual, non-exclusive and royalty-free right to use, reproduce, edit, display, transmit, prepare derivative works of, modify, publish and otherwise make use of your name, image, and likeness in any and all media, including but not limited to your X account username and profile picture, whether now known or hereinafter created, throughout the world and for any purpose. You waive any moral rights with respect to your entry. In addition to other things, the rights granted to the Sponsor include, but are not limited to, the right to resize, crop, censor, compress, edit, feature, caption, affix logos to, and to otherwise alter or make use of the submitted entry. You acknowledge and agree that the Sponsor shall have no obligation to post, display or otherwise make publicly available any entry. You consent to allowing the Sponsor and its affiliates to publish your entry on any of their websites and/or social media pages for promotional marketing purposes. You consent to being contacted by Sponsor or one of its representatives for follow-up marketing activities related to this Drawing if desired by Sponsor, but such further contact is not required for Sponsor to be granted these rights.

9. PRIVACY: By participating in the Drawing, you agree that your personal data including, but not limited to, name, mailing address, phone number, name of company/university/institute (if applicable), X username, and email address (“Personal Information”) may be collected, processed, stored and otherwise used by the Sponsor, or any party authorized by them for the purposes of conducting and administering the Drawing, including its affiliates. This Personal Information may also be used by Sponsor or any party authorized by them, including its affiliates, to verify your identity, postal address and telephone number in the event you qualify for any applicable prize as well as to deliver the applicable prize. You further agree that your Personal Information may be used to fulfill additional terms of the Drawing or to contact you in response to a question submitted by you or regarding Sponsor’s products or services that may be of interest to you.

This Personal Information may also be shared by the Sponsor or any party authorized by them with any third-party for the purposes of fulfilling the terms of this Drawing or another service that you have requested, to support the Sponsor’s business and customer management, to comply with the law or in the good faith belief that such action is necessary in order to conform to the requirements of law or comply with legal process served on Sponsor, and to protect and defend Sponsor’s rights or property. You understand and agree that this may mean that your Personal Information is transmitted, processed or stored in the United States. Note that we may share this Personal Information with our agents located in our various offices throughout the world. Some of those offices may be in countries with data protection laws different than those established under your national, state, provincial or local law. The Sponsor implements appropriate safeguards to govern such cross-border transfers, which you may request a summary of by writing to the address: privacy@emdgroup.com.

10. LIMITATION AND RELEASE OF LIABILITY: IN NO EVENT SHALL THE SPONSOR OR ITS AFFILIATES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, OR CONSEQUENTIAL DAMAGES, OR LOSS OF PROFITS, INCURRED BY ENTRANTS OR ANY THIRD PARTY, WHETHER BASED ON WARRANTY OR IN CONTRACT, TORT, OR OTHER LEGAL THEORY, AND WHETHER OR NOT ADVISED OF THE POSSIBILITIES OF SUCH DAMAGES, ARISING FROM THE DRAWING, PRIZE, OR USE OF A PRIZE, EVEN IF THE SPONSOR HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. By accepting a prize, the winner agrees to release and hold harmless the Sponsor, its affiliates and agents from any and all liability, loss or damages arising from or in connection with awarding, receipt and/or use of a prize or participation in this Drawing, and they shall have no liability for any injury, misfortune, or damage to either persons or property incurred by entering, participating in or winning this Drawing.

11. RIGHT TO CANCEL, MODIFY, OR DISQUALIFY: The Sponsor reserves the right in its sole discretion to modify these Rules and/or cancel the Drawing at any time without notice. Entrants agree that the Sponsor shall have no liability for unsuccessful efforts to notify any winning entrant, or for any injuries, losses, or damages by reason of the entrant’s participation in the Drawing or use of the prize.

12. GENERAL CONDITIONS: All applicable federal, state and local laws and regulations apply. The Sponsor reserves the right at its sole discretion to disqualify individuals who violate these Rules, misrepresent themselves or provide misleading information to the Sponsor. Sponsor further reserves the right to disqualify any entrant who tampers with the submission process or any other part of the Drawing. Any attempt by an entrant to deliberately undermine the legitimate operation of the Drawing is a violation of criminal and civil laws and should such an attempt be made, Sponsor reserves the right to seek damages from any such entrant to the fullest extent of the applicable law. Entrants agree to be bound by the decisions of the Sponsor. The Sponsor will interpret these Rules and resolve any disputes, conflicting claims or ambiguities concerning the official rules. If any provision of these official rules is found to be invalid by any court having competent jurisdiction the invalidity of such provision shall not affect the validity of the remaining provisions of these Rules, which shall remain in full force and effect. The Sponsor reserves the right to modify or terminate the Drawing or to make such other decisions regarding the administration or outcome as the Sponsor deems appropriate. All decisions by the Sponsor are final.

13. GOVERNING LAW: This Drawing is governed by the laws of the state of Missouri, USA, excluding any conflict of law principles. Any and all disputes, claims and causes of action arising out of or connected with this Drawing shall be exclusively resolved by the courts in St. Louis, MO, USA.

14. CONTACT & WINNER’S LIST: Any questions, complaints or queries shall be sent by mail to Sponsor at:

MilliporeSigma
3050 Spruce St.
St. Louis, MO 63103

Attn: Corporate Communications