Date: 2026-08-12Category: Extra OrdinaryState: Union GovernmentCountry: India
In pursuance of Sub rule 1 of Rule 15 of the Bureau of Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Indian standards
**Executive Summary**
The Bureau of Indian Standards (BIS) has notified the establishment of nine new and revised Indian Standards effective from August 3, 2026. The document outlines specific updates to chemical specifications, safety codes, animal feed requirements, and homeopathic guidelines. For standards undergoing revision, a transition period is provided where older versions remain valid concurrently until their final withdrawal date of February 3, 2027.
**Key Points / Main Content**
**Revised Chemical and Safety Standards**
* **IS 5647 : 2026 (p-Toluidine):** Establishes the second revision for p-Toluidine specifications, replacing the 2003 version.
* **IS 5649 : 2026 (o-Toluidine):** Establishes the third revision for o-Toluidine specifications, replacing the 2003 version.
* **IS 6156 : 2026 (Chlorosulphonic Acid):** Introduces the first revision of the Code of Safety for Chlorosulphonic Acid, replacing the 1971 version.
* **IS 10870 : 2026 (Hexane):** Introduces the first revision of the Code of Safety for Hexane, replacing the 1984 version.
**New Standards for Animal Feed and Homeopathy**
* **IS 19887 : 2026:** New specification established for Monocalcium Phosphate, Animal Feed Grade.
* **IS 19897 : 2026:** Establishes standardized methods of test for Homeopathic Mother Tinctures (Hydro-Alcoholic Extracts).
* **IS 19898 : 2026:** New specification for *Echinacea Angustifolia* Hydro-Alcoholic Extract for use in Homeopathy.
* **IS 19900 : 2026:** New specification for the whole plant of *Echinacea Angustifolia* DC. for use in Traditional Medicine.
* **IS 19901 : 2026:** Establishes safety guidelines for the handling of biotherapeutic products used in Homeopathy.
**Transition and Withdrawal Timelines**
* **Concurrent Validity:** For the four revised standards (Items 1-4), the previous versions will remain in force alongside the new versions until the withdrawal date.
* **Withdrawal Deadline:** All older versions of the revised standards (IS 5647:2003, IS 5649:2003, IS 6156:1971, and IS 10870:1984) will be officially withdrawn on February 3, 2027.
**Impact Analysis**
**Chemical Manufacturers (Toluidine, Chlorosulphonic Acid, Hexane)**
**Impact**
These stakeholders are affected by updated quality specifications and revised safety protocols for handling hazardous chemicals.
**Action Required**
Manufacturers must update their production and safety processes to align with the 2026 revisions. They must fully transition to the new standards before the February 3, 2027, withdrawal of previous versions.
**Homeopathic and Traditional Medicine Producers**
**Impact**
The introduction of new standards for mother tinctures, specific plant extracts, and biotherapeutic products brings these items under formal BIS regulation.
**Action Required**
Producers must adopt the prescribed methods of test and ensure their products meet the newly established specifications for *Echinacea Angustifolia* and biotherapeutic handling guidelines.
**Animal Feed Grade Producers**
**Impact**
Producers of Monocalcium Phosphate now have a specific Indian Standard (IS 19887:2026) to follow.
**Action Required**
Ensure that animal feed grade monocalcium phosphate meets the requirements and quality parameters set out in the new 2026 specification.
Key Entities Referenced
Bureau of Indian Standards: The national standards body of India responsible for the notification, establishment, and withdrawal of Indian Standards as detailed in the gazette.
Bureau of Indian Standards Rules, 2018: The regulatory framework, specifically Rule 15(1), under which the establishment and concurrent operation of specific technical standards are authorized.
Department of Consumer Affairs: The central government department that oversees the Bureau of Indian Standards and its regulatory notifications.
रजिस्ट्री स.ं डी.एल.- 33004/99 REGD. No. D. L.-33004/99
सी.जी.-डी.एल.-अ.-12082026-275420
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CG-DL-E-12082026-275420
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असाधारण
EXTRAORDINARY
भाग III—खण् ड 4
PART III—Section 4
प्राजधकार स ेप्रकाजित
PUBLISHED BY AUTHORITY
स.ं 497] नई दिल्ली, बुधिार, अगस्ट्त 12, 2026/श्रािण 21, 1948
No. 497] NEW DELHI, WEDNESDAY, AUGUST 12, 2026/SHRAVAN 21, 1948
भारतीय मानक ब्य रू ो
(उपभोक्त ा मामल े जिभाग)
अजधसचू ना
नई दिल्ली, 5 अगस्ट् त, 2026
सिं भ:भ HQ-PUB013/1/2020-PUB-BIS (1583).—भारतीय मानक ब्यूरो जनयम, 2018 के जनयम 15 के
उपजनयम (1) के अनुसरण म ें भारतीय मानक ब्यूरो एतिद्वारा अजधसूजचत करता ह ै की जिन भारतीय मानकों के जििरण
इसमें संलग्न अनूसूची के जद्वतीय स्ट्तंभ में दिये गये ह,ैं तीसरे स्ट्तभं में इंजगत जतजि को स्ट्िाजपत हो गये ह|ैं चौिे स्ट्तंभ में दिय े
गय े मानकों के जििरण, यदि कोई हो तो ि े भी साि-साि लाग ू रहगें े िब तक ि े पााँचि ें स्ट्तंभ में इंजगत जतजि को िापस जलए
िाने ह|ैं
6226 GI/2026 (1)2 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
अनसु चू ी
क्रम स्ट्िाजपत भारतीय मानकों की सख्ं या, िर् भतिा प्रजतस्ट्िापन जतजि भारतीय मानकों, यदि िापस जलए िापस होन ेकी
स.ं जतजि
िीर्कभ िान ेह,ैं की सख्ं या, िर् भतिा िीर्कभ
(1) (2) (3) (4) (5)
1 आई एस 5647 : 2026 03 अगस्ट्त 2026 आई एस 5647 : 2003 03 फ़रिरी 2027
पी-टोल्यूडीन — जिजिजि ‘पी’-टोल्युडीन — जिजिजि
(िसू रा पुनरीक्षण)
(पहला पुनरीक्षण)
आई एस 5649 : 2026 03 अगस्ट्त 2026 आई एस 5649 : 2003 03 फ़रिरी 2027
2
ऑिो-टोल्यूडीन — जिजिजि ओ-टोल्युडीन — जिजिजि
(तीसरा पुनरीक्षण) (िसू रा पुनरीक्षण)
आई एस 6156 : 2026 03 अगस्ट्त 2026 आई एस 6156 – 1971 03 फ़रिरी 2027
3
क्लोरोसल्फोजनक एजसड — सुरक्षा संजहता क्लोरोसल्फोजनक एजसड के जलए
(पहला पुनरीक्षण) सुरक्षा संजहता
आई एस 10870 : 2026 03 अगस्ट्त 2026 आई एस 10870 – 1984 03 फ़रिरी 2027
4
हक्े सेन — सुरक्षा संजहता हक्े सेन के जलए सुरक्षा संजहता
(पहला पुनरीक्षण)
आई एस 19887 : 2026 03 अगस्ट्त 2026 लागू नहीं लागू नहीं
5
मोनोकैजल्सयम फॉस्ट्फेट, पिु आहार ग्रेड —
जिजिजि
आई एस 19897 : 2026 03 अगस्ट्त 2026 लागू नहीं लागू नहीं
6
होम्योपैजिक मिर टटंचर (हाइड्रो-अल्कोहॉजलक
अकभ) — परीक्षण पद्धजतयााँ
आई एस 19898 : 2026 03 अगस्ट्त 2026 लागू नहीं लागू नहीं
7
होम्योपैिी में प्रयोग हते ु इजचनेजिया
एंगुजस्ट्टफोजलया
हाइड्रो-अल्कोहॉजलक अकभ — जिजिजि
आई एस 19900 : 2026 03 अगस्ट्त 2026 लागू नहीं लागू नहीं
8
पारंपररक जचदकत्सा में उपयोग के जलए
इजचनेजिया एंगुजस्ट्टफोजलया डीसी. संपूणभ पौधा —
जिजिजि[भाग III—खण् ड 4] भारत का रािपत्र : असाधारण 3
आई एस 19901 : 2026 03 अगस्ट्त 2026 लागू नहीं लागू नहीं
9
होम्योपैिी में प्रयुक्त बायोिेरैप्यूरटक उत्पािों के
सुरजक्षत संचालन हते ु — दििाजनिेि
एस. के. िमा,भ िैज्ञाजनक एफ एि ं उप महाजनिेिक (हॉलमार्किंग)
[जिज्ञापन-III/4/असा./266/2026-27]
BUREAU OF INDIAN STANDARDS
(Department of Consumer Affairs)
NOTIFICATION
New Delhi, the 5th August, 2026
Ref: HQ-PUB013/1/2020-PUB-BIS (1583).—In pursuance of Sub-rule (1) of Rule (15) of the Bureau of
Indian Standards Rules, 2018, the Bureau of Indian Standards hereby notifies that Indian standards, particulars of which
are given in the second column of the schedule hereto annexed have been established on the date indicated against it in
third column. The particulars of the standards, if any which are given in the fourth column shall also remain in force
concurrently till they are withdrawn on the date indicated against them in the fifth column
SCHEDULE
Sl No., Year & Title of the Indian Date of No. , Year & Title of the Indian Date of
No. Standards Established Establishment Standards to be Withdrawn, if Withdrawal
any
(1) (2) (3) (4) (5)
1 IS 5647 : 2026 03 August 2026 IS 5647 : 2003 03 February 2027
p-Toluidine — Specification p-Toluidine — Specification
(Second Revision) (First Revision)
2 IS 5649 : 2026 03 August 2026 IS 5649 : 2003 03 February 2027
o-Toluidine — Specification o-Toluidine — Specification
(Third Revision) (Second Revision)
3 IS 6156 : 2026 03 August 2026 IS 6156 – 1971 03 February 2027
Chlorosulphonic Acid — Code of Code of Safety for
Safety Chlorosulphonic Acid
(First Revision)
4 IS 10870 : 2026 03 August 2026 IS 10870 – 1984 03 February 2027
Hexane — Code of Safety Code of Safety for Hexane
(First Revision)
5 IS 19887 : 2026 03 August 2026 NA NA
Monocalcium Phosphate, Animal
Feed Grade — Specification
6 IS 19897 : 2026 03 August 2026 NA NA
Homoeopathic Mother Tinctures
(Hydro-Alcoholic Extracts) —
Methods of Test4 THE GAZETTE OF INDIA : EXTRAORDINARY [PART III—SEC.4]
7 IS 19898 : 2026 03 August 2026 NA NA
Echinacea Angustifolia
Hydro-Alcoholic Extract for Use in
Homoeopathy — Specification
8 IS 19900 : 2026 03 August 2026 NA NA
Echinacea Angustifolia DC. Whole
Plant for Use in Traditional
Medicine — Specification
9 IS 19901 : 2026 03 August 2026 NA NA
Safe Handling of Biotherapeutic
Products Used in Homoeopathy —
Guidelines
S. K. VERMA, Scientist F & DDG (Hallmarking)
[ADVT.-III/4/Exty./266/2026-27]
Uploaded by Dte. of Printing at Government of India Press, Ring Road, Mayapuri, New Delhi-110064
and Published by the Controller of Publications, Delhi-110054.