硫酸钙 半水合物

1、  食用石膏粉用作豆制品凝固剂
2、  用作片剂、胶囊剂的稀释剂，填充剂，缓释剂的固化剂等
3、 食用石膏粉用于建筑板材，也用于农业等
4、  α型在建筑上用作高强度石膏构件、石膏板、铸造模型及机械加工时的固定胶凝加工件。Β型主要用于建筑材料、粉饰石膏构件、石膏塑像、陶瓷、精密机械铸件型模、粉笔、胶凝剂等方面。

[ 沸点 ]:
330ºC at 760mmHg

[ 熔点 ]:
1450ºC

[ 分子式 ]:
H₂CaO₅S

[ 分子量 ]:
154.156

[ 精确质量 ]:
153.924881

[ PSA ]:
97.87000

[ 外观性状 ]:
白色粉末

[ 储存条件 ]:
室温

[ 稳定性 ]:
Stable. Hygroscopic.

[ 水溶解性 ]:
sets to hard mass when mixed with H2O [MER06]; g/100g solution H2O: 1.23 (0°C), 0.71 (25°C), 0.189 (100°C); solid phase, CaSO4 · 1/2H2O [KRU93]

详细MSDS(安全技术说明书)

[ 安全声明 (欧洲) ]:
S22-S24/25

[ 危险品运输编码 ]:
NONH for all modes of transport

[ 海关编码 ]:
2833299090

转窑煅烧法生石膏经粉碎至l～3 mm后加入间接加热的转窑中煅烧15 min，物料最终温度为140～150℃(煅烧医用石膏为115～125℃)。熟料粉碎，经筛选制得半水硫酸钙。

加压法生石膏经粉碎成15～20rnm后加到高压釜内，在加压，温度约120℃条件下蒸煮约7h，然后在120～220℃干燥，再经粉碎、筛分，制得α-半水硫酸钙

[ 海关编码 ]: 2833299090

The effect of denture design and fixatives on the retention of mandibular complete dentures tested on a novel in-vitro edentulous model.

Eur. J. Prosthodont. Restor. Dent. 21(2) , 64-74, (2013)

The aim of this study was to evaluate the effect of the design (extension and adaptation) of a mandibular complete acrylic denture and the use of denture adhesives using a novel in-vitro edentulous mo...

Sealing ability of various restorative materials as coronal barriers between endodontic appointments.

J. Contemp. Dent. Pract. 14(1) , 47-50, (2013)

To evaluate and compare the microleakage of various restorative materials used as coronal barriers between endodontic appointments.Eighty extracted human permanent posterior teeth were prepared for st...

Elemental geochemistry of sedimentary rocks at Yellowknife Bay, Gale crater, Mars.

Science 343(6169) , 1244734, (2014)

Sedimentary rocks examined by the Curiosity rover at Yellowknife Bay, Mars, were derived from sources that evolved from an approximately average martian crustal composition to one influenced by alkali...

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公司名：上海化源生化科技有限公司

区域：上海市普陀区

价格：

联系人：化源网

产品详情：硫酸钙半水合物

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公司名：上海阿拉丁生化科技股份有限公司

区域：上海市浦东新区

价格：
￥102.9/100g ￥263.9/500g ￥需询单/1g ￥需询单/1g

联系人：阿拉丁

产品详情：硫酸钙 半水合物

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