Customers can reach us through multiple channels for their convenience:

• Phone: +243831354238 (available 24/7 for urgent matters)
• Email: info@nsilulu.cd
• WhatsApp: +243831354238

We prioritize responsive communication and aim to address all inquiries as quickly as possible. For technical questions or detailed product information, email communication is recommended as it allows our team to provide comprehensive responses with any necessary documentation or specifications.

Yes, we offer delivery services for our chemical products by prior arrangement. Delivery options, timeframes, and costs depend on several factors including your location, order volume, and the specific products ordered.

For local deliveries within Kinshasa, we typically can arrange delivery within 1-3 business days. For other locations within the DRC or international destinations, delivery timeframes will be provided upon request.

To arrange delivery, please contact our customer service team with your order details, and we will work with you to determine the most efficient and cost-effective delivery solution for your specific needs. For regular or bulk orders, we can establish a scheduled delivery program to ensure consistent supply.

Our return and exchange policy is handled on a case-by-case basis, taking into consideration the specific circumstances of each situation. Due to the nature of chemical products and their specialized applications, standard retail return policies are not applicable.

If you have concerns about a product you've received, please contact us immediately with detailed information about the issue. Our team will work with you to understand the situation and determine an appropriate resolution, which may include product replacement, credit for future purchases, or other accommodations depending on the circumstances.

For quality control purposes, we may request photos or samples of the product in question. We are committed to ensuring customer satisfaction and will address each case with fairness and professionalism.

If you receive a damaged product, please take the following steps:

1. Do not use the product if the damage appears to compromise its integrity or safety.
2. Document the damage by taking clear photographs of the affected product and packaging.
3. Contact our customer service team immediately, providing your order details and the photos of the damage.
4. Keep the original packaging and damaged product until the issue is resolved.

Nsilulu Entreprise will address each case at its discretion, taking into account the nature and extent of the damage, safety considerations, and other relevant factors. Our primary concern is customer safety and satisfaction, and we will work to resolve the situation in a fair and appropriate manner.

Yes, we can provide samples or trial products by prior mutual arrangement, particularly for potential customers considering substantial orders. Sample availability depends on several factors including:

• The specific product requested
• The intended application or use case
• The potential volume of future orders
• Laboratory testing requirements

For businesses or institutions interested in evaluating our products before making a larger commitment, please contact our sales team to discuss your specific requirements. We understand the importance of quality assurance and compatibility testing, especially for specialized chemical applications, and we're happy to work with you to facilitate appropriate product evaluation.

As a newly established company specializing in organic chemicals and reagents, we are still building our knowledge base of common customer inquiries. However, based on our initial interactions, customers frequently ask about:

• Product specifications and purity levels
• Availability and lead times for specific chemicals
• Bulk pricing and volume discounts
• Safety data sheets and handling recommendations
• Compatibility with specific applications or processes
• Certification and quality control procedures

We are committed to transparency and providing comprehensive information about our products. If you have questions not addressed in our FAQs, please don't hesitate to contact us directly.