江西升华水杨酸批发 厂家直销 升华水杨酸价格优惠

化学名称：	邻－羟基苯甲酸
别　　名：	水杨酸，柳酸
CAS#:	69-72-7
化学式：	C7H6O3
结构式：
性　　状：	本品为白色块状和粉末，允许微黄或淡粉红色，76℃以上能常压升华，急剧加热易脱羧分解成苯及CO2。其水溶液呈酸性反应，与FeCl3呈紫色。本品在水中微溶，在沸水中溶解，在乙醇或乙mi中易溶。
规　　格：	HG2-303-80/企业标准
	外观：    白色块状和粉末，允许微带淡粉色
	熔点：    ≥158℃
	含量：    ≥99.0%
	苯：    ≤0.20%
	水份：    ≤0.40%
	黑点个数：≤12
	异物个数：≤5
用　　途：	本品为消毒防腐药，也可作为医药、农药、染料的中间体，广泛应用于阿斯匹林、优降糖、水杨酸、水杨酸钠等诸多产品的生产。
包　　装：	编织袋、复合纸袋内衬聚乙烯塑料袋，净重25kg。
贮　　存：	置密闭容器中，干燥通风处贮存。

Chemical Name:	O-hydroxybenzoic acid
Other Name:	Salicylic acid
CAS#:	69-72-7
Chemical Formula:	C7H6O3
Structural Formula:
Properties:	White cube or powder, pale pink or light yellow are allowed, sublimating at the temperature over 76°C in atmospherical enviroment , easily to decarboxylate and change into phenol and carbon dioxide when heated quickly. Its aqueous solution appears acid reaction, becomes purple with FeCl3, slightly soluble in water, soluble in boiling water, soluble in ethanol or ether.
Specifications:	HG2-303-80 /Enterprise standards
	Appearance:                         White cube or crystalline powder, pale pink are allowed
	Melting Point:                        ≥158°C
	Content:                                 ≥99.0%
	Phenol:                                  ≤0.20%
	Water:                                    ≤0.40%
	Number of Black:                ≤12
	Number of Foreign Matter:≤5
Uses:	The product is a substance use for disinfectant and antiseptic, also can be used as intermediates of medicine, pesticide, dyestuff, widly used manufacturing aspirin, glyburide, diflunisal, sodium salicylate, optunal, etc.
Packing:	In 25kgs woven of polypropylene bag,paper bag  lined with a polyethylene bag.
Storage:	Kept in a well-closed container and stored in a dry and ventilated place

赣州茂源药业有限公司

GANZHOU MAOYUAN PHARMACEUTICAL CO., LTD.

江西省赣州市会昌县筠门岭镇九二工业基地

Add: Jiuer Industrial Base, Junmenling Town, Huichang County, Ganzhou , Jiangxi, China

E-mail:manager_sales@maoyuanpharm.com

URL:www.maoyuanpharm.com

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