Basic Info.

Model NO.:	CAS No.: 108-31-6
Type:	Agrochemical Intermediates
Colour:	Colorless
Appearance:	Flake
Quality:	Technical
Export Markets:	Global

Additional Info.

Trademark:	Yuntian
Packing:	25kg/PP Bag or as Per Customer′s Requests
Standard:	China National Standard
Origin:	Shandong, China(Mainland)
HS Code:	29171400
Production Capacity:	8000mt/Month

Product Description

1. Characters:

Synonym: 2.5-Furandione, cis-butene-dioic anhydride
Molecular Formula: C4H2O3
Molecular Weight: 98.058
CAS No.: 108-31-6

2. Property:

It is a kind of white briquettes with heavy irritant oder. Sp. Gr. (solid) 1.48, m. P, 52.8° C, b. P200° C (760mmHg), also readily sublimates. It is soluble in alcohol, ether, acetone and slightly soluble in petroleum ether, carbon tetrachloride. It is soluble in water, forming maleic acid.

5. Packaging:
1. Inside plastic film, outside polywoven bag (All comply with customer's requests)
2. Size for 1000kg (NW: 25kg/bag * 40bags) L*W*H 51' * 44' * 40' (129cm *112cm * 100cm)
3. 20'FCL/16ton with pallet, 20'FCL/20 ton without pallet 40'FCL/24ton with pallet, 40'FCL/32 ton without pallet (need add $15 per ton if with pallet)
Net each in 25kg plastic woven bag, lined with PE bag.

5. Usage:
Manufacture of unsaturate polyester resin, alkyd resin, insulated paint, plasticizer, maleic acid, malic acid and tartaric acid, etc. It can be used antiseptic agent, also serve as the raw materials of medicine, pesticide, paint, glass steel and so on.

6. Storage:
Stored in a cool, dry and fluent air place. Handling with care and gently, preventing from rain. Storage life is one year from date of production.

Item	Unit	Extra class	1st class	Conforming unit
Content(by MAN)	% ≥	99.5	99.0	98.5
Molten colour	Hazen≤	25	50	100
Crystallization point	° C≥	52.5	52.0	51.5
Ash content	%≤	0.005	0.005	-
Iron content	mg/kg≤	5	-	-