The Guar hydroxypropyltrimonium chloride, with the CAS registry number 65497-29-2, is also known as Guar, 2-hydroxy-3-trimethylammoniopropyl ether, chloride. What's more, its systematic name is Guar gum, 2-hydroxy-3-(trimethylammonio)propyl ether, chloride. Its classification code is CA Flag XU [Exempt from reporting under the Inventory Update Rule]. It is an organic compound that is a water-soluble quaternary ammonium derivative of guar gum. This chemical should be sealed and stored in a cool and dry place. 

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. It may cause sensitisation by inhalation, and you should not breathe dust. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need to wear suitable protective clothing. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible).  

The toxicity data is as follows: