A片夜夜爽爽AAAAA片,少妇无套内谢太紧了A片软件,国产精品视频免费观看,寡妇熟妇高潮片AAA,欧美老熟妇乱大交XXXXX动漫

Used as shrink proof finishing of textiles, waterproofing agent, sodium chlorite bleach and activator, buffering of water-proofing agent CR, curing agent for resins and plastics, rubber vulcanization accelerator   (accelerator H). HMTA is also used in the production of bactericide and explosives. As the mandelic acid salt, it is used for the treatment of mild urinary tract infection. It decomposes at an acidic pH to form formaldehyde and ammonia, and the formaldehyde is bactericidal; the mandelic acid adds to this effect. For external use, it treats tinea, antiperspirant, treatment of axillary osmidrosis etc. It can also serves as phosgene absorption agent of the gas mask when mixed with sodium hydrate and phenol. Besides, as a common corrosion inhibitor, HMTA is used to decreases the corrosion rate of metal materials.

Alkaline. Avoid contact with eye and skin. In case of contact, flush with water immediately.

25kg net in compound plastic woven bag. Storage for 12 months in shady room, dry and cool place with good ventilation.