91麻豆精品国产福利精品_这里只有精品无码在线视频_久久久亚洲日韩成人午夜福利网_久久精品国产亚洲av蜜色_无码制服丝袜人妻一在线视频_又色又无遮挡裸体美女网站黄_日韩不卡一二三区_fc2免费人成在线视频_中文字幕性无码视頻_日韩精品大片

PRODUCTS

HOME >> PRODUCTS

Potassium tetraborate

Molecular Formula:K2B4O7?4H2O
CAS NO.: 12045-78-2
Molecular Weight:305.504
Property:White powder, soluble in water but slightly soluble in alcohol and its aqueous solution alkaline. Melting point 850℃.
Specification:

Impurity name

Index

Assay (K2B4O7?4H2O)  

98.5% min.

Chloride (Cl)

0.05% max.

Sulfate (SO4)

0.02% max.

Iron (Fe)

0.001% max.

Lead (Pb)

0.005% max.

Usage:In the manufacture of disinfectant, casein solvent, anti-wear lubricant additives, welding of cosolvent, the developing agent in the photographic industry, the most suitable standard substance for determining the titer of the acid.
Packing :25KGS compound bag.
Caution at transportation:Non dangerous chemicals. Must be kept from moisture.

HOME  |   ABOUT US  |   PRODUCTS  |   NEWS  |   CONTACT  |   中文版

Copyright(C)2021, Nantong Jinxing Fluorides Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備2023047564號