GB 1790-1994 Medical Vaseline GB1790-1994 Standard download and decompression password: www.bzxz.net
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National Standard of the People's Republic of China ShilinWww.bzxZ.net Medicine Fan Medical Medicinal vaseline Theme content and scope of application||tt ||This standard specifies the technical requirements, test methods, and inspection rules for pharmaceutical petroleum jelly. GB 1790— 94 replaces GB1790-86 This standard is applicable to high-viscosity petroleum lubricating oil fractions, wax paste obtained by dewaxing, blended with lubricating oil base oil, and then refined. Medical Vaseline. This product is suitable for preparing pharmaceutical ointments and skin protection ointments as raw materials. 2 Quoted standards GB/T269 Determination of cone penetration of grease and petroleum grease GB/T8026 Determination of melting point of petroleum wax and petroleum grease droplets Pharmacopoeia of the People's Republic of China (1990 edition) Part 2 (Yellow , white) Vaseline SH/T0115 Dropping point determination method for greases and solid hydrocarbons SH0164 Petroleum product packaging, storage, transportation and delivery acceptance rules SH/T0229 Sampling method for solid and semi-solid petroleum products SH/T0406 Vaseline UV absorbance determination method 3 Product classification The products covered by this standard are divided into two types: medical white petroleum jelly and medical yellow petroleum jelly according to the refining depth. 4 technical requirements item appearance color dropping point, heart drip melting point, hundred UV Absorbance (290 nm) Organic acid.mg Nac)H/g Not greater than Not greater than Quality index Medical white petroleum jelly|| tt||Medical yellow petroleum jelly Uniform, odorless and flawless ointment, it should have a certain degree of stringiness lighter than colorimetric solution A 45~56|| tt||Lighter than colorimetric solution B 45~56 Report 0.50 Approved by the State Bureau of Technical Supervision on 1994-08-23 0.08 Q.75 Test method Visual inspection Chinese Pharmacopoeia Part II Appendix page 57 SH/T 0115 GB/T 8026||tt| |SH/T 0406 Chinese Pharmacopoeia Part 2, page 133, page 617 Implemented on 1995-06-01 241 Acid storage degree
item short ignition line slag,% sulfide four not greater than 30. 1 mm GB 1790—94 Continuation table Quality index Medical white petroleum jelly None None||tt ||0.05 Qualified Medical yellow petroleum jelly 130~250 Test method Chinese Pharmacopoeia Part 2, page 133, page 617 Chinese Pharmacopoeia Part 2, page 133, page 617 Chinese Pharmacopoeia, Part 2, page 133, page 617 Chinese Pharmacopoeia Part 2, appendix page 49 GB/T269 Note: 1) Colorimetric solution A: Take 7.8 mL of potassium dichromate solution for colorimetry, and add 0.2 mL of copper sulfate solution for colorimetry. Shake well, take 2.5 mL, and add water to make it 25 mL. 2) Colorimetric solution B: Take 2.0 mL of cobalt chloride solution for colorimetry and 6.0 mL of potassium dichromate solution for colorimetry, and add water to make it 10 mL. 5 Marking, packaging, transportation, storage The packaging, marking, storage, transportation and delivery acceptance of this product are carried out in accordance with SH0164, and must be packed in clean iron drums. 6 Sampling Sampling shall be carried out according to SH/T Center 229, and 2kg shall be taken for inspection and sample retention. Additional notes: This standard was proposed by China Petroleum & Chemical Corporation and is under the technical control of Fushun Petrochemical Research Institute. This standard is drafted by the Chemical Industry Department of Jinling Petrochemical Company. The main drafter of this standard is Ma Yunsheng. This label adopts the British Pharmacopoeia BP-88 "Pharmaceutical Vaseline". 2 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.