申請人須：
(a) (i) 持有本港任何一所大學頒授的一級或二級榮譽化學學士學位，或具備同等學歷，而修畢的學分或完成的試卷最少有三分之二為化學科目，並在取得學位後有兩年相關的工作經驗；或 (ii) 持有本港任何一所大學頒授的一級或二級榮譽化學學士學位，或具備同等學歷，而修畢的學分或完成的試卷最少有二分之一為化學科目，並持有本港任何一所大學頒授的化學碩士學位，或具備同等學歷；
(b) 在綜合招聘考試能力傾向測試中取得及格成績(註(1))；及
(c) 符合語文能力要求，在綜合招聘考試兩張語文試卷（中文運用及英文運用）取得「一級」成績，或具備同等成績(註(2))。

註：
(1) 能力傾向測試的考生成績分為及格或不及格。
(2) 綜合招聘考試的中文運用及英文運用試卷的成績分為二級、一級或不及格，並以二級為最高等級。
政府在聘任公務員時，香港中學文憑考試中國語文科第5級或以上成績;或香港高級程度會考中國語文及文化、中國語言文學或中國語文科C級或以上的成績，會獲接納為等同綜合招聘考試中文運用試卷的二級成績。香港中學文憑考試中國語文科第4級成績;或香港高級程度會考中國語文及文化、中國語言文學或中國語文科D級的成績，會獲接納為等同綜合招聘考試中文運用試卷的一級成績。
香港中學文憑考試英國語文科第5級或以上成績;或香港高級程度會考英語運用科C級或以上成績;或General Certificate of Education (Advanced Level) (GCE A Level) English Language科C級或以上成績，會獲接納為等同綜合招聘考試英文運用試卷的二級成績。香港中學文憑考試英國語文科第4級成績;或香港高級程度會考英語運用科D級成績;或GCE A Level English Language科D級成績，會獲接納為等同綜合招聘考試英文運用試卷的一級成績。
在International English Language Testing System (IELTS) 學術模式整體分級取得6.5或以上，並在同一次考試中各項個別分級取得不低於6的成績的人士，在IELTS考試成績的兩年有效期內，會獲接納為等同綜合招聘考試英文運用試卷的二級成績。IELTS考試成績必須在職位申請期內其中任何一日有效。

Candidates should have -
(a) (i) a First or Second Class Honours Degree in Chemistry from a university in Hong Kong or equivalent, with at least ⅔ of the total number of units or papers taken in Chemistry, and two years' relevant post-graduate experience; OR
(ii) a First or Second Class Honours Degree in Chemistry from a university in Hong Kong or equivalent, with at least ½ of the total number of units or papers taken in Chemistry, and a Master Degree in Chemistry from a university in Hong Kong or equivalent;
(b) a pass result in the Aptitude Test of the Common Recruitment Examination (CRE) (Note (1)); and
(c) met the language proficiency requirements of 'Level 1' results in the two language papers (Use of Chinese and Use of English) of the CRE or equivalent (Note (2)).

Note:
(1) The results of the Aptitude Test (AT) paper in the CRE are classified as Pass or Fail.
(2) The results of the Use of Chinese (UC) and Use of English (UE) papers in the CRE are classified as Level 2, Level 1 or Fail, with Level 2 being the highest.
For civil service appointment purpose, Level 5 or above in Chinese Language of the Hong Kong Diploma of Secondary Education Examination (HKDSEE); or Grade C or above in Chinese Language and Culture or Chinese Language and Literature of the Hong Kong Advanced Level Examination (HKALE), are accepted as equivalent to Level 2 in the UC paper of the CRE. Level 4 in Chinese Language of the HKDSEE; or Grade D in Chinese Language and Culture or Chinese Language and Literature of the HKALE, are accepted as equivalent to Level 1 in the UC paper of the CRE.
Level 5 or above in English Language of the HKDSEE; or Grade C or above in Use of English of the HKALE; or Grade C or above in English Language of the General Certificate of Education (Advanced Level) (GCE A Level), are accepted as equivalent to Level 2 in the UE paper of the CRE. Level 4 in English Language of the HKDSEE; or Grade D in Use of English of the HKALE; or Grade D in English Language of the GCE A Level, are accepted as equivalent to Level 1 in the UE paper of the CRE.
Applicants with an overall band of 6.5 or above with no subtest score below band 6 obtained in the same sitting in the Academic Module of the International English Language Testing System (IELTS) within the two-year validity period of the test result are accepted as equivalent to Level 2 in the UE paper of the CRE. The IELTS test result must be valid on any date during the application period.