How many pages is the instruction manuel?

Thank you interested in our products. The instruction manual is one page,it guide you to easily identify all atoms and connectors. If you need the electronic instruction,please feel free to contact us to our after-sale email is:info@reliancer.com,we’re very willing to send it to you!

What is the difference between kit a and kit b?

The differences may be read in the various descriptions when you tap on Kit A and Kit B. One difference in the description is the number of pieces in each kit.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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RELIANCER Molecular Model Kit,419PCS Organic Molecular Chemistry Set w/Atoms & Bonds,Molecular Structures Building Kit for Chemistry Learning,STEM Science Kits for Teachers,Students,Young Scientists

Product ID: 217253408

🔗240 versatile bonds

🧪419 precision pieces

⚙️4 tetrahedral holes per key atom

¥13288

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Description

🔬 Build molecules, unlock chemistry’s secrets, and join the STEM elite!

METAL COMPLEX MASTERY - Includes specialized metal atoms with 5- and 6-hole configurations to build octahedral, square planar, trigonal bipyramidal, and linear complexes.
ADVANCED TETRAHEDRAL GEOMETRY - Unique 4-hole design on carbon, oxygen, nitrogen, sulfur, and phosphorus lets you model beyond basics—think ammonium ion and carbon monoxide.
SAFE ECO FRIENDLY AND COLOR CODED - Made from smooth, non-toxic polypropylene and LDPE plastics with national standard color coding for intuitive learning and easy handling.
COMPLETE 419 PIECE CHEMISTRY ARSENAL - Every atom and bond you need to build complex molecules and ions, curated by a college professor for real classroom rigor.
INTERACTIVE STEM LEARNING EXPERIENCE - Transforms abstract chemical structures into tangible 3D models, perfect for teachers, students, and young scientists craving hands-on discovery.

The RELIANCER 419PCS Molecular Model Kit is a comprehensive, professor-approved chemistry set featuring 179 atom pieces, 240 bonds, and unique tetrahedral holes for advanced molecular structures. Designed for ages 13+, it supports organic, inorganic, and metal complex modeling with eco-friendly materials and color-coded parts, making it an essential tool for immersive STEM education.

Specifications

ASIN	B0896XF284
Age Range Description	Over 12 years old
Best Sellers Rank	#27,016 in Toys & Games ( See Top 100 in Toys & Games ) #253 in Educational Science Kits
Brand Name	RELIANCER
Customer Reviews	4.6 4.6 out of 5 stars (618)
Educational Objective	Logical Thinking
Item Weight	0.98 kg
Manufacturer	Reliancer
Manufacturer Part Number	TG17019-B
Manufacturer recommended age	13 years and up
Material Type	PP
Model Number	TG17019-B
Number of Items	419
Number of Packs	1
Set Name	419PCS Organic Chemistry Model Kit
Size	Medium
Theme	Space

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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¥13288

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

View all Trustpilot reviews