< 生产厂家 价格 >

硅酸

硅酸用途

用途一：用作分析试剂
用途二：本品作混凝剂，在天然水和污水处理中能强化混凝效果。可单独使用，也可与其他水解混凝剂配合使用。配合使用时，能增加悬浮物的密度，加速絮凝和絮状物的沉淀。 
点击显示

硅酸名称

[ CAS 号 ]:
7699-41-4

[ 中文名 ]:
硅酸

[ 英文名 ]:
silicic acid

[英文别名 ]:

硅酸物理化学性质

[ 熔点 ]:
1704℃

[ 分子式 ]:
H2O3Si

[ 分子量 ]:
78.09960

[ 精确质量 ]:
77.97730

[ PSA ]:
57.53000

[ 外观性状 ]:
白色非晶形的粉末或大块

[ 储存条件 ]:
室温，干燥

硅酸MSDS

详细MSDS(安全技术说明书)

硅酸毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
VV8850000
CHEMICAL NAME :
Silicic acid
CAS REGISTRY NUMBER :
7699-41-4
LAST UPDATED :
199701
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
H2-O3-Si
MOLECULAR WEIGHT :
78.11
WISWESSER LINE NOTATION :
..H2.SI-O3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
234 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
DNA damage
TEST SYSTEM :
Mammal - species unspecified Lymphocyte
DOSE/DURATION :
500 mmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 208,27,1988 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 42,39,1987 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 42,39,1987 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,341,1987
点击显示

硅酸安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R36/37

[ 安全声明 (欧洲) ]:
22-26-36

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

[ WGK德国 ]:
3

[ RTECS号 ]:
VV8853000

[ 海关编码 ]:
2842909090

硅酸制备

1.将一定量的水玻璃（SiO2 22.9%～39%， Na2O 8.6%～14.6%）加入反应釜中，再在搅拌下加少量硫酸充分溶解，然后再加入一定量的硫酸铝（Si/Al摩尔比为2︰5）。加水稀释至SiO2侪为制备含量的0.5%～1.0%。充分搅拌，静止陈化1.5h即可得到活性硅絮凝剂。
点击显示

硅酸海关

[ 海关编码 ]: 2842909090

硅酸文献

Apolar Radical Initiated Conjugated Autoxidizable Triene (ApoCAT) Assay: Effects of Oxidant Locations on Antioxidant Capacities and Interactions.

J. Agric. Food Chem. 63 , 7546-55, (2015)

Development of an antioxidant assay explaining antioxidant behaviors in complex food systems has been a challenging topic for food scientists. This research aimed to investigate antioxidant capacities...

Monitoring the formation of cholesterol oxidation products in model systems using response surface methodology.

Lipids Health Dis. 14 , 77, (2015)

Cholesterol oxidation products (COPs) are produced during thermal processing of animal origin foods and are considered to have negative health impacts. The model systems are helpful to understand the ...

Effect of resin infiltration on enamel surface properties and Streptococcus mutans adhesion to artificial enamel lesions.

Dent. Mater. J. 34(1) , 25-30, (2015)

The aim of this study was to evaluate and compare the effects of resin infiltration and sealant type on enamel surface properties and Streptococcus mutans adhesion to artificial enamel lesions. Artifi...


更多文献

推荐生产厂家/供应商：

公司名：上海创赛科技有限公司

区域：上海市嘉定区

价格：
￥1832.0/250g ￥363.0/100g ￥970.0/500g

联系人：夏言

产品详情：[Perfemiker]水合硅酸,60-200目

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：
￥864.0/500g ￥需询单/1g ￥需询单/1g ￥需询单/1g

联系人：阿拉丁李高志

产品详情：硅酸

查看所有供应商请点击：

硅酸供应商

相关化合物

【硅酸】化源网提供硅酸CAS号7699-41-4，硅酸MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询硅酸上化源网，专业又轻松。>>电脑版：硅酸

标题：硅酸_MSDS_用途_熔点_硅酸CAS号【7699-41-4】_化源网 地址：https://m.chemsrc.com/mip/cas/7699-41-4_1042045.html