This set includes 643 pieces of durable and fine quality plastic components, virtually indestructible, and come in a sturdy plastic case for storage.
A model of molecular structure of polymer tube tube molecular structure model + can build diamond, graphite, sodium chloride, carbon 60 crystal structure model and alkanes, alkenes, alkynes, halides, alcohols, phenols, aldehydes, ketones, esters, acetic acid, methanol, methane, ethane and other common inorganic / organic and complex C H, O, N, S, organic chemical molecular structure model, but also to build a biological model of protein and DNA fragments, build special biochemical model and high molecular weight, suitable for teaching and laboratory use.
1, Suitable for junior high school students to study chemistry
2, Easy to understand the molecular structure of chemical
3, Training students’ ability
Sphere diameter 9mm, ball type
Spheres Type: Hydrogen Carbon Oxygen Nitrogen Sulfur Chlorine;
Link Type: Short Medium Long
Quantity: 1 set (as picture show)
Total Quantity: 643Pcs
|single link(20mm)||single link||transparent||120|
|single link(28mm)||single link||transparent||100|
|double link(45mm)||double link||transparent||60|
1 set(643pcs) Atom Molecular Models for Teacher Organic Chemistry
1 pcs box
0 out of 5 (0 Ratings)
5 Stars (0)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)
|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|
Most Popular from Category
5.8G FPV 2W 12 Ch 2000mW Wireless Audio Video Transmitter AV Sender+ RC5808 Receiver Kit
24cm Batman Spider Man Glove PVC Action Figure Spiderman Launcher Toy Batman Cosplay Kids Toy Original box Brinquedos gift
$ 9.45 / piece
saint seiya myth cloth “IN-STOCK “Galaxy model Cygnus Huyga saint seiya Bronze cloth myth new EX 2.0 gold saint Free shipping
$ 26.99 / piece
Wholesale 324pcs/lot English Pokemon Playing Cards Poker Card Trading Card EX card Pokemon Toys Of Classic Free Shipping
$ 24.88 / piece
Free shipping saint seiya myth cloth body AE/TZ Gemini body accessories saint seiya PVC action figure seiya Cloth Myth
$ 21.90 / piece
1pcs Dismantled device Accessories Kid Baby Toy Mini Figure Building Blocks Sets Model Toys Minifigures Brick
$ 1.99 / piece
online shopping, buying directly from manufacturers?
- Go to Alibaba.com and enter the wanted item into search field.
- Having made your choice, click "Contact supplier" button on the right
- On the next page enter your request and click "Send" button.
- Upon clicking you will be asked to get registered. Do it and wait for the reply.