3,4-Dihydroxybenzaldehyde 139-85-5 CAS NO.139-85-5

1.High quality and competetive price

1)We can offer COA Certificate and official Invoice.
2)We are manufacturer with own lab and factory, can provide high quality products with factory price. 
3)Products purity is test by our quality department strictly before sending, and you can also ask the third testing organization come and inspect, such as (SGS/ CTI/ ITS), only after your confirmation will we send it out to you.

2.Fast and safe delivery

1)Products can be arranged first time we receive your prepayment. Fixed service person are 7x24h for you to contact.
2) Secure and discreet shipment. Various transportation methods for your choice, like DHL/UPS/TNT/FedEx/SF-express/Sea/Train/Air

3.We have clients throughout the world

1) Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire. 
2) Market feedback and goods feedback will be appreciated, meeting customers' requirement is our responsibility. 
3) High quality, competitive price, fast delivery, first-class service gain the trust and praise from the customers. 

3,4-Dihydroxybenzaldehyde, CAS 139-85-5

Product Description

3,4-Dihydroxybenzaldehyde is Pale yellow to pale grey Powder. From the table you can know it clearly what is 3,4-Dihydroxybenzaldehyde.

Specification of 3,4-Dihydroxybenzaldehyde
Name	3,4-Dihydroxybenzaldehyde
Appearance	Pale yellow to pale grey Powder
Purity	99%min
Molecular Weight	138.12
Density	1.409g/ml
Melting Point	150~153℃
Total Impurities	<1.00%
Single Impurity	≤0.2%
Molecular Formula	C7H6O3
CAS	139-85-5
EINECS	205-377-7

Packing & Delivery

Packaging
Size	360 (L) * 245 (W) * 225 (H)
Weight	1KG
Packaging Details	The normal package is carton (Size: L*W*H). If container is too tigher,we will use pe film for packing or pack it according to customers special request.

Packaging
Size	N/M
Weight	50 KG
Packaging Details	The normal package is drum(Size: L*W*H). If container is too tigher,we will use pe film for packing or pack it according to customers special request.