Acetylcholine Chloride CAS 60-31-1 Ho'āʻo 98.0~102.0%

Acetylcholine Chloride
C7H16ClNO2 181.66
Etanaminium, 2-(acetyloxy)-N,N,N-trimethyl-, chloride.
Choline acetate (ester) chloride [60-31-1].
ʻAʻole i emi iho ka Acetylcholine Chloride ma lalo o 98.0 pākēneka a ʻaʻole ʻoi aku ma mua o 102.0 pākēneka o C7H16 ClNO2, i helu ʻia ma ke kumu maloʻo.
Hoʻopaʻa a mālama ʻia- E mālama i loko o kahi pahu paʻa, a e mālama i ka lumi wela.
Nā kūlana hōʻike USP <11>-
USP Acetylcholine Chloride RS Kaomi e nānā i ke kūkulu
ʻike-
A: Infrared Absorption <197K>.
B: I ka 5 mL o ka hoʻonā (1 i ka 10) e hoʻohui i 5 mL o ke kālā nitrate TS: he keʻokeʻo, curdy precipitate, hiki ke hoʻoheheʻe ʻia i loko o ka ammonium hydroxide akā hiki ʻole ke hoʻoheheʻe ʻia i loko o ka waikawa nitric.
Laulā heheʻe, Papa I <741>: ma waena o 149 a me 152.
Acidity-E hoʻoheheʻe i 100 mg i 10 mL o ka wai i hoʻolapalapa ʻia, a hoʻohui i 1 kulu o ka bromothymol blue TS: ʻaʻole i ʻoi aku ma mua o 0.50 mL o 0.010 N sodium hydroxide i mea e hana ai i kahi hoʻololi kala.
Nalo ma ka maloo <731>-Moloolo ia ma 105 no 3 mau hora: aole e oi aku mamua o 1.0% o kona kaumaha.
Ke koena ma ka ʻā ʻana <281>: ʻaʻole ʻoi aku ma mua o 0.2%.
Kloride maʻiʻo- E hoʻololi ma kahi o 280 mg, i kaupaona pololei ʻia, i kahi pahu porcelain, a hoʻohui i 140 mL o ka wai a me 1 mL o dichlorofluorescein TS.Hoʻohui, a hoʻopaʻa ʻia me 0.1 N kālā nitrate VS a hiki i ka holo ʻana o ka chloride kālā a loaʻa i ka hui ʻana i kahi waihoʻoluʻu poni.ʻO kēlā me kēia mL o 0.1 N kālā nitrate ua like ia me 3.545 mg o Cl.ʻAʻole emi ma lalo o 19.3% a ʻaʻole ʻoi aku ma mua o 19.8% o Cl, i helu ʻia ma ke kumu maloʻo.
E kaupaona pololei ma kahi o 400 mg o Acetylcholine Chloride, a e hoʻoheheʻe ʻia i loko o 15 mL o ka wai i loko o kahi pahu conical paʻa aniani.E hoʻohui i 40.0 mL o 0.1 N sodium hydroxide VS, a wela ma ka ʻauʻau mahu no 30 mau minuke.E hoʻokomo i ka mea pani, e ʻae e hoʻoʻalili, e hoʻohui i ka phenolphthalein TS, a e hoʻoemi i ka alkali me ka 0.1 N sulfuric acid VS.Hana i kahi hoʻoholo paʻa ʻole (e nānā i nā Titrations i koe ma lalo o Titrimetry 541).ʻO kēlā me kēia mL o 0.1 N sodium hydroxide ua like ia me 18.17 mg o C7H16ClNO2.